Home / 20,720,360,691.30-31,080,541,036.96-14,516,531,033.70

Finding the Fourth Proportional to 20,720,360,691.30, 31,080,541,036.96 and 14,516,531,033.70

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Solution

The fourth proportional to 20,720,360,691.30, 31,080,541,036.96 and 14,516,531,033.70 is: 21,774,796,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,720,360,691.30 : 31,080,541,036.96 = 14,516,531,033.70 : x
  2. Step 2: Convert to fraction form
    20,720,360,691.30/31,080,541,036.96 = 14,516,531,033.70/x
  3. Step 3: Cross multiply
    20,720,360,691.30x = 31,080,541,036.96 × 14,516,531,033.70
  4. Step 4: Simplify right side
    20,720,360,691.30x = 451,181,638,507,216,240,640
  5. Step 5: Solve for x
    x = 451,181,638,507,216,240,640/20,720,360,691.30
  6. Step 6: Final answer
    x = 21,774,796,550.56

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1.5x scale

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.