Home / 99,614,423.60-149,442,630.60-31,464,004.40

Finding the Fourth Proportional to 99,614,423.60, 149,442,630.60 and 31,464,004.40

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Solution

The fourth proportional to 99,614,423.60, 149,442,630.60 and 31,464,004.40 is: 47,202,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,614,423.60 : 149,442,630.60 = 31,464,004.40 : x
  2. Step 2: Convert to fraction form
    99,614,423.60/149,442,630.60 = 31,464,004.40/x
  3. Step 3: Cross multiply
    99,614,423.60x = 149,442,630.60 × 31,464,004.40
  4. Step 4: Simplify right side
    99,614,423.60x = 4,702,063,586,745,974
  5. Step 5: Solve for x
    x = 4,702,063,586,745,974/99,614,423.60
  6. Step 6: Final answer
    x = 47,202,638.10

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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.