Home / 121,607,207.60-182,485,680.48-47,818,002.56

Finding the Fourth Proportional to 121,607,207.60, 182,485,680.48 and 47,818,002.56

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Solution

The fourth proportional to 121,607,207.60, 182,485,680.48 and 47,818,002.56 is: 71,756,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,607,207.60 : 182,485,680.48 = 47,818,002.56 : x
  2. Step 2: Convert to fraction form
    121,607,207.60/182,485,680.48 = 47,818,002.56/x
  3. Step 3: Cross multiply
    121,607,207.60x = 182,485,680.48 × 47,818,002.56
  4. Step 4: Simplify right side
    121,607,207.60x = 8,726,100,736,355,982
  5. Step 5: Solve for x
    x = 8,726,100,736,355,982/121,607,207.60
  6. Step 6: Final answer
    x = 71,756,443.62

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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.