Home / 57,461,172.20-86,233,748.70-40,455,060.20

Finding the Fourth Proportional to 57,461,172.20, 86,233,748.70 and 40,455,060.20

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Solution

The fourth proportional to 57,461,172.20, 86,233,748.70 and 40,455,060.20 is: 60,712,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,461,172.20 : 86,233,748.70 = 40,455,060.20 : x
  2. Step 2: Convert to fraction form
    57,461,172.20/86,233,748.70 = 40,455,060.20/x
  3. Step 3: Cross multiply
    57,461,172.20x = 86,233,748.70 × 40,455,060.20
  4. Step 4: Simplify right side
    57,461,172.20x = 3,488,591,494,930,172
  5. Step 5: Solve for x
    x = 3,488,591,494,930,172/57,461,172.20
  6. Step 6: Final answer
    x = 60,712,153.29

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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.