Home / 670,253,398.03-924,564,527.08-418,921,607.76

Finding the Fourth Proportional to 670,253,398.03, 924,564,527.08 and 418,921,607.76

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Solution

The fourth proportional to 670,253,398.03, 924,564,527.08 and 418,921,607.76 is: 577,871,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,253,398.03 : 924,564,527.08 = 418,921,607.76 : x
  2. Step 2: Convert to fraction form
    670,253,398.03/924,564,527.08 = 418,921,607.76/x
  3. Step 3: Cross multiply
    670,253,398.03x = 924,564,527.08 × 418,921,607.76
  4. Step 4: Simplify right side
    670,253,398.03x = 387,320,058,162,217,664
  5. Step 5: Solve for x
    x = 387,320,058,162,217,664/670,253,398.03
  6. Step 6: Final answer
    x = 577,871,084.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.