Home / 316,497,380.15-474,702,972.51-83,308,565.22

Finding the Fourth Proportional to 316,497,380.15, 474,702,972.51 and 83,308,565.22

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Solution

The fourth proportional to 316,497,380.15, 474,702,972.51 and 83,308,565.22 is: 124,951,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,497,380.15 : 474,702,972.51 = 83,308,565.22 : x
  2. Step 2: Convert to fraction form
    316,497,380.15/474,702,972.51 = 83,308,565.22/x
  3. Step 3: Cross multiply
    316,497,380.15x = 474,702,972.51 × 83,308,565.22
  4. Step 4: Simplify right side
    316,497,380.15x = 39,546,823,545,789,608
  5. Step 5: Solve for x
    x = 39,546,823,545,789,608/316,497,380.15
  6. Step 6: Final answer
    x = 124,951,503.64

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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.