Home / 52,425,031.20-78,637,546.80-43,467,079.20

Finding the Fourth Proportional to 52,425,031.20, 78,637,546.80 and 43,467,079.20

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Solution

The fourth proportional to 52,425,031.20, 78,637,546.80 and 43,467,079.20 is: 65,200,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425,031.20 : 78,637,546.80 = 43,467,079.20 : x
  2. Step 2: Convert to fraction form
    52,425,031.20/78,637,546.80 = 43,467,079.20/x
  3. Step 3: Cross multiply
    52,425,031.20x = 78,637,546.80 × 43,467,079.20
  4. Step 4: Simplify right side
    52,425,031.20x = 3,418,144,474,849,306.50
  5. Step 5: Solve for x
    x = 3,418,144,474,849,306.50/52,425,031.20
  6. Step 6: Final answer
    x = 65,200,618.80

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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.