Home / 155,280,406.60-232,920,609.90-47,561,033.80

Finding the Fourth Proportional to 155,280,406.60, 232,920,609.90 and 47,561,033.80

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Solution

The fourth proportional to 155,280,406.60, 232,920,609.90 and 47,561,033.80 is: 71,341,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280,406.60 : 232,920,609.90 = 47,561,033.80 : x
  2. Step 2: Convert to fraction form
    155,280,406.60/232,920,609.90 = 47,561,033.80/x
  3. Step 3: Cross multiply
    155,280,406.60x = 232,920,609.90 × 47,561,033.80
  4. Step 4: Simplify right side
    155,280,406.60x = 11,077,945,000,170,514
  5. Step 5: Solve for x
    x = 11,077,945,000,170,514/155,280,406.60
  6. Step 6: Final answer
    x = 71,341,550.70

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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.