Home / 96,243,345.20-144,400,447.20-31,549,260.80

Finding the Fourth Proportional to 96,243,345.20, 144,400,447.20 and 31,549,260.80

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Solution

The fourth proportional to 96,243,345.20, 144,400,447.20 and 31,549,260.80 is: 47,335,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,243,345.20 : 144,400,447.20 = 31,549,260.80 : x
  2. Step 2: Convert to fraction form
    96,243,345.20/144,400,447.20 = 31,549,260.80/x
  3. Step 3: Cross multiply
    96,243,345.20x = 144,400,447.20 × 31,549,260.80
  4. Step 4: Simplify right side
    96,243,345.20x = 4,555,727,368,349,429
  5. Step 5: Solve for x
    x = 4,555,727,368,349,429/96,243,345.20
  6. Step 6: Final answer
    x = 47,335,505.21

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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.