Home / 93,239,543.20-139,859,314.80-87,948,752.80

Finding the Fourth Proportional to 93,239,543.20, 139,859,314.80 and 87,948,752.80

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Solution

The fourth proportional to 93,239,543.20, 139,859,314.80 and 87,948,752.80 is: 131,923,129.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,239,543.20 : 139,859,314.80 = 87,948,752.80 : x
  2. Step 2: Convert to fraction form
    93,239,543.20/139,859,314.80 = 87,948,752.80/x
  3. Step 3: Cross multiply
    93,239,543.20x = 139,859,314.80 × 87,948,752.80
  4. Step 4: Simplify right side
    93,239,543.20x = 12,300,452,304,122,582
  5. Step 5: Solve for x
    x = 12,300,452,304,122,582/93,239,543.20
  6. Step 6: Final answer
    x = 131,923,129.20

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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.