Home / 484,949,513.80-727,424,270.70-331,894,505.80

Finding the Fourth Proportional to 484,949,513.80, 727,424,270.70 and 331,894,505.80

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Solution

The fourth proportional to 484,949,513.80, 727,424,270.70 and 331,894,505.80 is: 497,841,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,949,513.80 : 727,424,270.70 = 331,894,505.80 : x
  2. Step 2: Convert to fraction form
    484,949,513.80/727,424,270.70 = 331,894,505.80/x
  3. Step 3: Cross multiply
    484,949,513.80x = 727,424,270.70 × 331,894,505.80
  4. Step 4: Simplify right side
    484,949,513.80x = 241,428,118,830,901,952
  5. Step 5: Solve for x
    x = 241,428,118,830,901,952/484,949,513.80
  6. Step 6: Final answer
    x = 497,841,758.70

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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.