Home / 57,939,981.60-86,909,972.40-57,044,186.40

Finding the Fourth Proportional to 57,939,981.60, 86,909,972.40 and 57,044,186.40

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Solution

The fourth proportional to 57,939,981.60, 86,909,972.40 and 57,044,186.40 is: 85,566,279.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,939,981.60 : 86,909,972.40 = 57,044,186.40 : x
  2. Step 2: Convert to fraction form
    57,939,981.60/86,909,972.40 = 57,044,186.40/x
  3. Step 3: Cross multiply
    57,939,981.60x = 86,909,972.40 × 57,044,186.40
  4. Step 4: Simplify right side
    57,939,981.60x = 4,957,708,665,604,456
  5. Step 5: Solve for x
    x = 4,957,708,665,604,456/57,939,981.60
  6. Step 6: Final answer
    x = 85,566,279.60

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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.