Home / 85,860,799.20-118,477,125.36-58,044,018.15

Finding the Fourth Proportional to 85,860,799.20, 118,477,125.36 and 58,044,018.15

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Solution

The fourth proportional to 85,860,799.20, 118,477,125.36 and 58,044,018.15 is: 80,093,459.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,860,799.20 : 118,477,125.36 = 58,044,018.15 : x
  2. Step 2: Convert to fraction form
    85,860,799.20/118,477,125.36 = 58,044,018.15/x
  3. Step 3: Cross multiply
    85,860,799.20x = 118,477,125.36 × 58,044,018.15
  4. Step 4: Simplify right side
    85,860,799.20x = 6,876,888,414,755,665
  5. Step 5: Solve for x
    x = 6,876,888,414,755,665/85,860,799.20
  6. Step 6: Final answer
    x = 80,093,459.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.