Home / 475,317,131.67-712,472,486.49-159,882,874.32

Finding the Fourth Proportional to 475,317,131.67, 712,472,486.49 and 159,882,874.32

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Solution

The fourth proportional to 475,317,131.67, 712,472,486.49 and 159,882,874.32 is: 239,655,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,317,131.67 : 712,472,486.49 = 159,882,874.32 : x
  2. Step 2: Convert to fraction form
    475,317,131.67/712,472,486.49 = 159,882,874.32/x
  3. Step 3: Cross multiply
    475,317,131.67x = 712,472,486.49 × 159,882,874.32
  4. Step 4: Simplify right side
    475,317,131.67x = 113,912,149,009,576,784
  5. Step 5: Solve for x
    x = 113,912,149,009,576,784/475,317,131.67
  6. Step 6: Final answer
    x = 239,655,045.90

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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.