Home / 242,259,400.62-334,319,330.79-137,837,469.78

Finding the Fourth Proportional to 242,259,400.62, 334,319,330.79 and 137,837,469.78

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Solution

The fourth proportional to 242,259,400.62, 334,319,330.79 and 137,837,469.78 is: 190,216,480.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,259,400.62 : 334,319,330.79 = 137,837,469.78 : x
  2. Step 2: Convert to fraction form
    242,259,400.62/334,319,330.79 = 137,837,469.78/x
  3. Step 3: Cross multiply
    242,259,400.62x = 334,319,330.79 × 137,837,469.78
  4. Step 4: Simplify right side
    242,259,400.62x = 46,081,730,654,636,448
  5. Step 5: Solve for x
    x = 46,081,730,654,636,448/242,259,400.62
  6. Step 6: Final answer
    x = 190,216,480.92

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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.