Home / 81,648,001.60-122,472,002.40-24,135,150.40

Finding the Fourth Proportional to 81,648,001.60, 122,472,002.40 and 24,135,150.40

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Solution

The fourth proportional to 81,648,001.60, 122,472,002.40 and 24,135,150.40 is: 36,202,725.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,648,001.60 : 122,472,002.40 = 24,135,150.40 : x
  2. Step 2: Convert to fraction form
    81,648,001.60/122,472,002.40 = 24,135,150.40/x
  3. Step 3: Cross multiply
    81,648,001.60x = 122,472,002.40 × 24,135,150.40
  4. Step 4: Simplify right side
    81,648,001.60x = 2,955,880,197,713,161
  5. Step 5: Solve for x
    x = 2,955,880,197,713,161/81,648,001.60
  6. Step 6: Final answer
    x = 36,202,725.60

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1.5x scale

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.