Home / 120,388,474.60-180,582,711.90-29,512,063.60

Finding the Fourth Proportional to 120,388,474.60, 180,582,711.90 and 29,512,063.60

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Solution

The fourth proportional to 120,388,474.60, 180,582,711.90 and 29,512,063.60 is: 44,268,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,388,474.60 : 180,582,711.90 = 29,512,063.60 : x
  2. Step 2: Convert to fraction form
    120,388,474.60/180,582,711.90 = 29,512,063.60/x
  3. Step 3: Cross multiply
    120,388,474.60x = 180,582,711.90 × 29,512,063.60
  4. Step 4: Simplify right side
    120,388,474.60x = 5,329,368,478,653,277
  5. Step 5: Solve for x
    x = 5,329,368,478,653,277/120,388,474.60
  6. Step 6: Final answer
    x = 44,268,095.40

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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.