Home / 917,577,425,873.95-1,266,258,103,489.10-500,432,279,567

Finding the Fourth Proportional to 917,577,425,873.95, 1,266,258,103,489.10 and 500,432,279,567

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Solution

The fourth proportional to 917,577,425,873.95, 1,266,258,103,489.10 and 500,432,279,567 is: 690,597,230,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,577,425,873.95 : 1,266,258,103,489.10 = 500,432,279,567 : x
  2. Step 2: Convert to fraction form
    917,577,425,873.95/1,266,258,103,489.10 = 500,432,279,567/x
  3. Step 3: Cross multiply
    917,577,425,873.95x = 1,266,258,103,489.10 × 500,432,279,567
  4. Step 4: Simplify right side
    917,577,425,873.95x = 633,676,429,249,236,577,550,336
  5. Step 5: Solve for x
    x = 633,676,429,249,236,577,550,336/917,577,425,873.95
  6. Step 6: Final answer
    x = 690,597,230,686.76

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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.