Home / 89,984,143.20-134,976,214.80-59,373,141.60

Finding the Fourth Proportional to 89,984,143.20, 134,976,214.80 and 59,373,141.60

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Solution

The fourth proportional to 89,984,143.20, 134,976,214.80 and 59,373,141.60 is: 89,059,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,984,143.20 : 134,976,214.80 = 59,373,141.60 : x
  2. Step 2: Convert to fraction form
    89,984,143.20/134,976,214.80 = 59,373,141.60/x
  3. Step 3: Cross multiply
    89,984,143.20x = 134,976,214.80 × 59,373,141.60
  4. Step 4: Simplify right side
    89,984,143.20x = 8,013,961,913,952,417
  5. Step 5: Solve for x
    x = 8,013,961,913,952,417/89,984,143.20
  6. Step 6: Final answer
    x = 89,059,712.40

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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.