Home / 652,255,913.53-977,149,397.40-385,563,188.62

Finding the Fourth Proportional to 652,255,913.53, 977,149,397.40 and 385,563,188.62

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Solution

The fourth proportional to 652,255,913.53, 977,149,397.40 and 385,563,188.62 is: 577,615,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,255,913.53 : 977,149,397.40 = 385,563,188.62 : x
  2. Step 2: Convert to fraction form
    652,255,913.53/977,149,397.40 = 385,563,188.62/x
  3. Step 3: Cross multiply
    652,255,913.53x = 977,149,397.40 × 385,563,188.62
  4. Step 4: Simplify right side
    652,255,913.53x = 376,752,837,419,655,552
  5. Step 5: Solve for x
    x = 376,752,837,419,655,552/652,255,913.53
  6. Step 6: Final answer
    x = 577,615,058.15

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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.