Home / 817,327,865.35-1,226,374,441.01-357,206,247.55

Finding the Fourth Proportional to 817,327,865.35, 1,226,374,441.01 and 357,206,247.55

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Solution

The fourth proportional to 817,327,865.35, 1,226,374,441.01 and 357,206,247.55 is: 535,976,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,327,865.35 : 1,226,374,441.01 = 357,206,247.55 : x
  2. Step 2: Convert to fraction form
    817,327,865.35/1,226,374,441.01 = 357,206,247.55/x
  3. Step 3: Cross multiply
    817,327,865.35x = 1,226,374,441.01 × 357,206,247.55
  4. Step 4: Simplify right side
    817,327,865.35x = 438,068,612,162,592,704
  5. Step 5: Solve for x
    x = 438,068,612,162,592,704/817,327,865.35
  6. Step 6: Final answer
    x = 535,976,602.21

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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.