Home / 88,154,107.20-132,102,079.20-79,056,187.20

Finding the Fourth Proportional to 88,154,107.20, 132,102,079.20 and 79,056,187.20

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Solution

The fourth proportional to 88,154,107.20, 132,102,079.20 and 79,056,187.20 is: 118,468,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,154,107.20 : 132,102,079.20 = 79,056,187.20 : x
  2. Step 2: Convert to fraction form
    88,154,107.20/132,102,079.20 = 79,056,187.20/x
  3. Step 3: Cross multiply
    88,154,107.20x = 132,102,079.20 × 79,056,187.20
  4. Step 4: Simplify right side
    88,154,107.20x = 10,443,486,702,744,426
  5. Step 5: Solve for x
    x = 10,443,486,702,744,426/88,154,107.20
  6. Step 6: Final answer
    x = 118,468,521.03

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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.