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Finding the Fourth Proportional to 82,948,267.60, 124,441,063.80 and 48,852,062.80

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Solution

The fourth proportional to 82,948,267.60, 124,441,063.80 and 48,852,062.80 is: 73,289,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,948,267.60 : 124,441,063.80 = 48,852,062.80 : x
  2. Step 2: Convert to fraction form
    82,948,267.60/124,441,063.80 = 48,852,062.80/x
  3. Step 3: Cross multiply
    82,948,267.60x = 124,441,063.80 × 48,852,062.80
  4. Step 4: Simplify right side
    82,948,267.60x = 6,079,202,663,656,406
  5. Step 5: Solve for x
    x = 6,079,202,663,656,406/82,948,267.60
  6. Step 6: Final answer
    x = 73,289,085.35

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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.