Home / 101,154,414.30-151,731,621.45-75,645,246.30

Finding the Fourth Proportional to 101,154,414.30, 151,731,621.45 and 75,645,246.30

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Solution

The fourth proportional to 101,154,414.30, 151,731,621.45 and 75,645,246.30 is: 113,467,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,154,414.30 : 151,731,621.45 = 75,645,246.30 : x
  2. Step 2: Convert to fraction form
    101,154,414.30/151,731,621.45 = 75,645,246.30/x
  3. Step 3: Cross multiply
    101,154,414.30x = 151,731,621.45 × 75,645,246.30
  4. Step 4: Simplify right side
    101,154,414.30x = 11,477,775,876,083,612
  5. Step 5: Solve for x
    x = 11,477,775,876,083,612/101,154,414.30
  6. Step 6: Final answer
    x = 113,467,869.45

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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.