Home / 67,374,494.60-100,872,785.10-65,484,926.60

Finding the Fourth Proportional to 67,374,494.60, 100,872,785.10 and 65,484,926.60

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Solution

The fourth proportional to 67,374,494.60, 100,872,785.10 and 65,484,926.60 is: 98,043,732.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,374,494.60 : 100,872,785.10 = 65,484,926.60 : x
  2. Step 2: Convert to fraction form
    67,374,494.60/100,872,785.10 = 65,484,926.60/x
  3. Step 3: Cross multiply
    67,374,494.60x = 100,872,785.10 × 65,484,926.60
  4. Step 4: Simplify right side
    67,374,494.60x = 6,605,646,928,211,073
  5. Step 5: Solve for x
    x = 6,605,646,928,211,073/67,374,494.60
  6. Step 6: Final answer
    x = 98,043,732.53

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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.