Home / 156,011,174.10-234,016,761.15-79,483,670.10

Finding the Fourth Proportional to 156,011,174.10, 234,016,761.15 and 79,483,670.10

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Solution

The fourth proportional to 156,011,174.10, 234,016,761.15 and 79,483,670.10 is: 119,225,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,011,174.10 : 234,016,761.15 = 79,483,670.10 : x
  2. Step 2: Convert to fraction form
    156,011,174.10/234,016,761.15 = 79,483,670.10/x
  3. Step 3: Cross multiply
    156,011,174.10x = 234,016,761.15 × 79,483,670.10
  4. Step 4: Simplify right side
    156,011,174.10x = 18,600,511,041,117,096
  5. Step 5: Solve for x
    x = 18,600,511,041,117,096/156,011,174.10
  6. Step 6: Final answer
    x = 119,225,505.15

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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.