Home / 110,668,838.20-166,003,257.30-64,752,335.80

Finding the Fourth Proportional to 110,668,838.20, 166,003,257.30 and 64,752,335.80

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Solution

The fourth proportional to 110,668,838.20, 166,003,257.30 and 64,752,335.80 is: 97,128,503.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,668,838.20 : 166,003,257.30 = 64,752,335.80 : x
  2. Step 2: Convert to fraction form
    110,668,838.20/166,003,257.30 = 64,752,335.80/x
  3. Step 3: Cross multiply
    110,668,838.20x = 166,003,257.30 × 64,752,335.80
  4. Step 4: Simplify right side
    110,668,838.20x = 10,749,098,660,583,402
  5. Step 5: Solve for x
    x = 10,749,098,660,583,402/110,668,838.20
  6. Step 6: Final answer
    x = 97,128,503.70

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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.