Home / 351,648,001.20-527,472,001.80-283,623,553.20

Finding the Fourth Proportional to 351,648,001.20, 527,472,001.80 and 283,623,553.20

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Solution

The fourth proportional to 351,648,001.20, 527,472,001.80 and 283,623,553.20 is: 425,435,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,648,001.20 : 527,472,001.80 = 283,623,553.20 : x
  2. Step 2: Convert to fraction form
    351,648,001.20/527,472,001.80 = 283,623,553.20/x
  3. Step 3: Cross multiply
    351,648,001.20x = 527,472,001.80 × 283,623,553.20
  4. Step 4: Simplify right side
    351,648,001.20x = 149,603,483,364,032,800
  5. Step 5: Solve for x
    x = 149,603,483,364,032,800/351,648,001.20
  6. Step 6: Final answer
    x = 425,435,329.80

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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.