Home / 141,522,769.92-212,285,336.40-39,294,779.52

Finding the Fourth Proportional to 141,522,769.92, 212,285,336.40 and 39,294,779.52

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Solution

The fourth proportional to 141,522,769.92, 212,285,336.40 and 39,294,779.52 is: 58,942,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,522,769.92 : 212,285,336.40 = 39,294,779.52 : x
  2. Step 2: Convert to fraction form
    141,522,769.92/212,285,336.40 = 39,294,779.52/x
  3. Step 3: Cross multiply
    141,522,769.92x = 212,285,336.40 × 39,294,779.52
  4. Step 4: Simplify right side
    141,522,769.92x = 8,341,705,489,167,031
  5. Step 5: Solve for x
    x = 8,341,705,489,167,031/141,522,769.92
  6. Step 6: Final answer
    x = 58,942,497.34

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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.