Home / 133,327,479.90-199,850,535-71,899,920.57

Finding the Fourth Proportional to 133,327,479.90, 199,850,535 and 71,899,920.57

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Solution

The fourth proportional to 133,327,479.90, 199,850,535 and 71,899,920.57 is: 107,774,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,327,479.90 : 199,850,535 = 71,899,920.57 : x
  2. Step 2: Convert to fraction form
    133,327,479.90/199,850,535 = 71,899,920.57/x
  3. Step 3: Cross multiply
    133,327,479.90x = 199,850,535 × 71,899,920.57
  4. Step 4: Simplify right side
    133,327,479.90x = 14,369,237,592,372,004
  5. Step 5: Solve for x
    x = 14,369,237,592,372,004/133,327,479.90
  6. Step 6: Final answer
    x = 107,774,013.30

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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.