Home / 537,282,355.10-804,579,839.85-429,786,931.10

Finding the Fourth Proportional to 537,282,355.10, 804,579,839.85 and 429,786,931.10

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Solution

The fourth proportional to 537,282,355.10, 804,579,839.85 and 429,786,931.10 is: 643,605,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,282,355.10 : 804,579,839.85 = 429,786,931.10 : x
  2. Step 2: Convert to fraction form
    537,282,355.10/804,579,839.85 = 429,786,931.10/x
  3. Step 3: Cross multiply
    537,282,355.10x = 804,579,839.85 × 429,786,931.10
  4. Step 4: Simplify right side
    537,282,355.10x = 345,797,900,194,060,992
  5. Step 5: Solve for x
    x = 345,797,900,194,060,992/537,282,355.10
  6. Step 6: Final answer
    x = 643,605,539.83

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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.