Home / 123,911,927.40-185,867,891.10-59,341,845.90

Finding the Fourth Proportional to 123,911,927.40, 185,867,891.10 and 59,341,845.90

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Solution

The fourth proportional to 123,911,927.40, 185,867,891.10 and 59,341,845.90 is: 89,012,768.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,911,927.40 : 185,867,891.10 = 59,341,845.90 : x
  2. Step 2: Convert to fraction form
    123,911,927.40/185,867,891.10 = 59,341,845.90/x
  3. Step 3: Cross multiply
    123,911,927.40x = 185,867,891.10 × 59,341,845.90
  4. Step 4: Simplify right side
    123,911,927.40x = 11,029,743,751,414,180
  5. Step 5: Solve for x
    x = 11,029,743,751,414,180/123,911,927.40
  6. Step 6: Final answer
    x = 89,012,768.85

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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.