Home / 71,310,026.64-98,500,147.98-58,969,966.62

Finding the Fourth Proportional to 71,310,026.64, 98,500,147.98 and 58,969,966.62

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Solution

The fourth proportional to 71,310,026.64, 98,500,147.98 and 58,969,966.62 is: 81,454,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,310,026.64 : 98,500,147.98 = 58,969,966.62 : x
  2. Step 2: Convert to fraction form
    71,310,026.64/98,500,147.98 = 58,969,966.62/x
  3. Step 3: Cross multiply
    71,310,026.64x = 98,500,147.98 × 58,969,966.62
  4. Step 4: Simplify right side
    71,310,026.64x = 5,808,550,438,445,660
  5. Step 5: Solve for x
    x = 5,808,550,438,445,660/71,310,026.64
  6. Step 6: Final answer
    x = 81,454,890.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.