Home / 6,166,509,708.69-8,509,563,218.82-3,490,232,427.80

Finding the Fourth Proportional to 6,166,509,708.69, 8,509,563,218.82 and 3,490,232,427.80

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Solution

The fourth proportional to 6,166,509,708.69, 8,509,563,218.82 and 3,490,232,427.80 is: 4,816,396,129.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166,509,708.69 : 8,509,563,218.82 = 3,490,232,427.80 : x
  2. Step 2: Convert to fraction form
    6,166,509,708.69/8,509,563,218.82 = 3,490,232,427.80/x
  3. Step 3: Cross multiply
    6,166,509,708.69x = 8,509,563,218.82 × 3,490,232,427.80
  4. Step 4: Simplify right side
    6,166,509,708.69x = 29,700,353,492,739,710,976
  5. Step 5: Solve for x
    x = 29,700,353,492,739,710,976/6,166,509,708.69
  6. Step 6: Final answer
    x = 4,816,396,129.38

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Double scale
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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.