Home / 356,509,900.40-534,764,850.60-162,799,655.90

Finding the Fourth Proportional to 356,509,900.40, 534,764,850.60 and 162,799,655.90

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Solution

The fourth proportional to 356,509,900.40, 534,764,850.60 and 162,799,655.90 is: 244,199,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,509,900.40 : 534,764,850.60 = 162,799,655.90 : x
  2. Step 2: Convert to fraction form
    356,509,900.40/534,764,850.60 = 162,799,655.90/x
  3. Step 3: Cross multiply
    356,509,900.40x = 534,764,850.60 × 162,799,655.90
  4. Step 4: Simplify right side
    356,509,900.40x = 87,059,533,665,094,912
  5. Step 5: Solve for x
    x = 87,059,533,665,094,912/356,509,900.40
  6. Step 6: Final answer
    x = 244,199,483.85

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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.