Home / 59,286,099.20-88,755,938.40-42,279,987.20

Finding the Fourth Proportional to 59,286,099.20, 88,755,938.40 and 42,279,987.20

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Solution

The fourth proportional to 59,286,099.20, 88,755,938.40 and 42,279,987.20 is: 63,296,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,286,099.20 : 88,755,938.40 = 42,279,987.20 : x
  2. Step 2: Convert to fraction form
    59,286,099.20/88,755,938.40 = 42,279,987.20/x
  3. Step 3: Cross multiply
    59,286,099.20x = 88,755,938.40 × 42,279,987.20
  4. Step 4: Simplify right side
    59,286,099.20x = 3,752,599,939,475,989
  5. Step 5: Solve for x
    x = 3,752,599,939,475,989/59,286,099.20
  6. Step 6: Final answer
    x = 63,296,455.49

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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.