Home / 492,700,420.62-738,956,444.11-147,654,047.59

Finding the Fourth Proportional to 492,700,420.62, 738,956,444.11 and 147,654,047.59

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Solution

The fourth proportional to 492,700,420.62, 738,956,444.11 and 147,654,047.59 is: 221,452,845.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,700,420.62 : 738,956,444.11 = 147,654,047.59 : x
  2. Step 2: Convert to fraction form
    492,700,420.62/738,956,444.11 = 147,654,047.59/x
  3. Step 3: Cross multiply
    492,700,420.62x = 738,956,444.11 × 147,654,047.59
  4. Step 4: Simplify right side
    492,700,420.62x = 109,109,909,963,338,592
  5. Step 5: Solve for x
    x = 109,109,909,963,338,592/492,700,420.62
  6. Step 6: Final answer
    x = 221,452,845.17

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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.