Home / 2,155,366,852.80-3,233,050,279.20-1,380,525,874.80

Finding the Fourth Proportional to 2,155,366,852.80, 3,233,050,279.20 and 1,380,525,874.80

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Solution

The fourth proportional to 2,155,366,852.80, 3,233,050,279.20 and 1,380,525,874.80 is: 2,070,788,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,366,852.80 : 3,233,050,279.20 = 1,380,525,874.80 : x
  2. Step 2: Convert to fraction form
    2,155,366,852.80/3,233,050,279.20 = 1,380,525,874.80/x
  3. Step 3: Cross multiply
    2,155,366,852.80x = 3,233,050,279.20 × 1,380,525,874.80
  4. Step 4: Simplify right side
    2,155,366,852.80x = 4,463,309,564,964,963,840
  5. Step 5: Solve for x
    x = 4,463,309,564,964,963,840/2,155,366,852.80
  6. Step 6: Final answer
    x = 2,070,788,812.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.