Home / 59,286,071.20-88,755,896.40-42,279,959.20

Finding the Fourth Proportional to 59,286,071.20, 88,755,896.40 and 42,279,959.20

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Solution

The fourth proportional to 59,286,071.20, 88,755,896.40 and 42,279,959.20 is: 63,296,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,286,071.20 : 88,755,896.40 = 42,279,959.20 : x
  2. Step 2: Convert to fraction form
    59,286,071.20/88,755,896.40 = 42,279,959.20/x
  3. Step 3: Cross multiply
    59,286,071.20x = 88,755,896.40 × 42,279,959.20
  4. Step 4: Simplify right side
    59,286,071.20x = 3,752,595,678,551,427.50
  5. Step 5: Solve for x
    x = 3,752,595,678,551,427.50/59,286,071.20
  6. Step 6: Final answer
    x = 63,296,413.52

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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.