Home / 132,869,035.60-199,154,254.20-68,147,832.40

Finding the Fourth Proportional to 132,869,035.60, 199,154,254.20 and 68,147,832.40

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Solution

The fourth proportional to 132,869,035.60, 199,154,254.20 and 68,147,832.40 is: 102,145,173.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,869,035.60 : 199,154,254.20 = 68,147,832.40 : x
  2. Step 2: Convert to fraction form
    132,869,035.60/199,154,254.20 = 68,147,832.40/x
  3. Step 3: Cross multiply
    132,869,035.60x = 199,154,254.20 × 68,147,832.40
  4. Step 4: Simplify right side
    132,869,035.60x = 13,571,930,736,968,596
  5. Step 5: Solve for x
    x = 13,571,930,736,968,596/132,869,035.60
  6. Step 6: Final answer
    x = 102,145,173.82

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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.