Home / 99,417,263.73-149,148,487.03-30,336,246.87

Finding the Fourth Proportional to 99,417,263.73, 149,148,487.03 and 30,336,246.87

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Solution

The fourth proportional to 99,417,263.73, 149,148,487.03 and 30,336,246.87 is: 45,511,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,417,263.73 : 149,148,487.03 = 30,336,246.87 : x
  2. Step 2: Convert to fraction form
    99,417,263.73/149,148,487.03 = 30,336,246.87/x
  3. Step 3: Cross multiply
    99,417,263.73x = 149,148,487.03 × 30,336,246.87
  4. Step 4: Simplify right side
    99,417,263.73x = 4,524,605,322,829,073
  5. Step 5: Solve for x
    x = 4,524,605,322,829,073/99,417,263.73
  6. Step 6: Final answer
    x = 45,511,263.87

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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.