Home / 74,887,680.40-112,331,520.60-62,122,598.80

Finding the Fourth Proportional to 74,887,680.40, 112,331,520.60 and 62,122,598.80

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Solution

The fourth proportional to 74,887,680.40, 112,331,520.60 and 62,122,598.80 is: 93,183,898.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,887,680.40 : 112,331,520.60 = 62,122,598.80 : x
  2. Step 2: Convert to fraction form
    74,887,680.40/112,331,520.60 = 62,122,598.80/x
  3. Step 3: Cross multiply
    74,887,680.40x = 112,331,520.60 × 62,122,598.80
  4. Step 4: Simplify right side
    74,887,680.40x = 6,978,325,986,827,735
  5. Step 5: Solve for x
    x = 6,978,325,986,827,735/74,887,680.40
  6. Step 6: Final answer
    x = 93,183,898.20

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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.