Home / 9,726,708,914.10-13,429,447,389.09-6,161,579,553.78

Finding the Fourth Proportional to 9,726,708,914.10, 13,429,447,389.09 and 6,161,579,553.78

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Solution

The fourth proportional to 9,726,708,914.10, 13,429,447,389.09 and 6,161,579,553.78 is: 8,507,153,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,726,708,914.10 : 13,429,447,389.09 = 6,161,579,553.78 : x
  2. Step 2: Convert to fraction form
    9,726,708,914.10/13,429,447,389.09 = 6,161,579,553.78/x
  3. Step 3: Cross multiply
    9,726,708,914.10x = 13,429,447,389.09 × 6,161,579,553.78
  4. Step 4: Simplify right side
    9,726,708,914.10x = 82,746,608,451,181,150,208
  5. Step 5: Solve for x
    x = 82,746,608,451,181,150,208/9,726,708,914.10
  6. Step 6: Final answer
    x = 8,507,153,774.41

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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.