Home / 316,497,381.15-474,702,974.01-83,308,566.22

Finding the Fourth Proportional to 316,497,381.15, 474,702,974.01 and 83,308,566.22

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Solution

The fourth proportional to 316,497,381.15, 474,702,974.01 and 83,308,566.22 is: 124,951,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,497,381.15 : 474,702,974.01 = 83,308,566.22 : x
  2. Step 2: Convert to fraction form
    316,497,381.15/474,702,974.01 = 83,308,566.22/x
  3. Step 3: Cross multiply
    316,497,381.15x = 474,702,974.01 × 83,308,566.22
  4. Step 4: Simplify right side
    316,497,381.15x = 39,546,824,145,143,024
  5. Step 5: Solve for x
    x = 39,546,824,145,143,024/316,497,381.15
  6. Step 6: Final answer
    x = 124,951,505.13

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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.