Home / 69,984,129.60-104,976,194.40-58,646,721.60

Finding the Fourth Proportional to 69,984,129.60, 104,976,194.40 and 58,646,721.60

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Solution

The fourth proportional to 69,984,129.60, 104,976,194.40 and 58,646,721.60 is: 87,970,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,129.60 : 104,976,194.40 = 58,646,721.60 : x
  2. Step 2: Convert to fraction form
    69,984,129.60/104,976,194.40 = 58,646,721.60/x
  3. Step 3: Cross multiply
    69,984,129.60x = 104,976,194.40 × 58,646,721.60
  4. Step 4: Simplify right side
    69,984,129.60x = 6,156,509,647,604,280
  5. Step 5: Solve for x
    x = 6,156,509,647,604,280/69,984,129.60
  6. Step 6: Final answer
    x = 87,970,082.40

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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.