Home / 141,478,330.85-195,200,890.01-84,948,394

Finding the Fourth Proportional to 141,478,330.85, 195,200,890.01 and 84,948,394

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Solution

The fourth proportional to 141,478,330.85, 195,200,890.01 and 84,948,394 is: 117,205,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,478,330.85 : 195,200,890.01 = 84,948,394 : x
  2. Step 2: Convert to fraction form
    141,478,330.85/195,200,890.01 = 84,948,394/x
  3. Step 3: Cross multiply
    141,478,330.85x = 195,200,890.01 × 84,948,394
  4. Step 4: Simplify right side
    141,478,330.85x = 16,582,002,113,720,144
  5. Step 5: Solve for x
    x = 16,582,002,113,720,144/141,478,330.85
  6. Step 6: Final answer
    x = 117,205,242.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.