Home / 99,696,322.61-149,597,171.62-70,737,313.72

Finding the Fourth Proportional to 99,696,322.61, 149,597,171.62 and 70,737,313.72

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Solution

The fourth proportional to 99,696,322.61, 149,597,171.62 and 70,737,313.72 is: 106,143,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,322.61 : 149,597,171.62 = 70,737,313.72 : x
  2. Step 2: Convert to fraction form
    99,696,322.61/149,597,171.62 = 70,737,313.72/x
  3. Step 3: Cross multiply
    99,696,322.61x = 149,597,171.62 × 70,737,313.72
  4. Step 4: Simplify right side
    99,696,322.61x = 10,582,102,059,957,786
  5. Step 5: Solve for x
    x = 10,582,102,059,957,786/99,696,322.61
  6. Step 6: Final answer
    x = 106,143,353.96

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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.