Home / 156,543,856.17-234,776,984.85-52,910,760.84

Finding the Fourth Proportional to 156,543,856.17, 234,776,984.85 and 52,910,760.84

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Solution

The fourth proportional to 156,543,856.17, 234,776,984.85 and 52,910,760.84 is: 79,353,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,543,856.17 : 234,776,984.85 = 52,910,760.84 : x
  2. Step 2: Convert to fraction form
    156,543,856.17/234,776,984.85 = 52,910,760.84/x
  3. Step 3: Cross multiply
    156,543,856.17x = 234,776,984.85 × 52,910,760.84
  4. Step 4: Simplify right side
    156,543,856.17x = 12,422,228,896,134,654
  5. Step 5: Solve for x
    x = 12,422,228,896,134,654/156,543,856.17
  6. Step 6: Final answer
    x = 79,353,027.32

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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.