Home / 3,580,345,100.04-4,940,220,340.98-1,994,397,590.76

Finding the Fourth Proportional to 3,580,345,100.04, 4,940,220,340.98 and 1,994,397,590.76

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Solution

The fourth proportional to 3,580,345,100.04, 4,940,220,340.98 and 1,994,397,590.76 is: 2,751,903,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,345,100.04 : 4,940,220,340.98 = 1,994,397,590.76 : x
  2. Step 2: Convert to fraction form
    3,580,345,100.04/4,940,220,340.98 = 1,994,397,590.76/x
  3. Step 3: Cross multiply
    3,580,345,100.04x = 4,940,220,340.98 × 1,994,397,590.76
  4. Step 4: Simplify right side
    3,580,345,100.04x = 9,852,763,545,874,057,216
  5. Step 5: Solve for x
    x = 9,852,763,545,874,057,216/3,580,345,100.04
  6. Step 6: Final answer
    x = 2,751,903,313.95

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Half scale
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Double scale
Find fourth proportional to 3,580,345,101.04, 4,940,220,342.36 and 1,994,397,591.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.