Home / 148,911,897.06-223,247,352.15-66,970,764.90

Finding the Fourth Proportional to 148,911,897.06, 223,247,352.15 and 66,970,764.90

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Solution

The fourth proportional to 148,911,897.06, 223,247,352.15 and 66,970,764.90 is: 100,401,957.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,911,897.06 : 223,247,352.15 = 66,970,764.90 : x
  2. Step 2: Convert to fraction form
    148,911,897.06/223,247,352.15 = 66,970,764.90/x
  3. Step 3: Cross multiply
    148,911,897.06x = 223,247,352.15 × 66,970,764.90
  4. Step 4: Simplify right side
    148,911,897.06x = 14,951,045,935,385,160
  5. Step 5: Solve for x
    x = 14,951,045,935,385,160/148,911,897.06
  6. Step 6: Final answer
    x = 100,401,957.34

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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.