Home / 155,280,393.60-232,920,590.40-47,561,020.80

Finding the Fourth Proportional to 155,280,393.60, 232,920,590.40 and 47,561,020.80

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Solution

The fourth proportional to 155,280,393.60, 232,920,590.40 and 47,561,020.80 is: 71,341,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280,393.60 : 232,920,590.40 = 47,561,020.80 : x
  2. Step 2: Convert to fraction form
    155,280,393.60/232,920,590.40 = 47,561,020.80/x
  3. Step 3: Cross multiply
    155,280,393.60x = 232,920,590.40 × 47,561,020.80
  4. Step 4: Simplify right side
    155,280,393.60x = 11,077,941,044,762,680
  5. Step 5: Solve for x
    x = 11,077,941,044,762,680/155,280,393.60
  6. Step 6: Final answer
    x = 71,341,531.20

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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.