Home / 99,696,313.90-149,597,158.59-70,737,305.02

Finding the Fourth Proportional to 99,696,313.90, 149,597,158.59 and 70,737,305.02

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Solution

The fourth proportional to 99,696,313.90, 149,597,158.59 and 70,737,305.02 is: 106,143,340.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,313.90 : 149,597,158.59 = 70,737,305.02 : x
  2. Step 2: Convert to fraction form
    99,696,313.90/149,597,158.59 = 70,737,305.02/x
  3. Step 3: Cross multiply
    99,696,313.90x = 149,597,158.59 × 70,737,305.02
  4. Step 4: Simplify right side
    99,696,313.90x = 10,582,099,837,306,142
  5. Step 5: Solve for x
    x = 10,582,099,837,306,142/99,696,313.90
  6. Step 6: Final answer
    x = 106,143,340.95

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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.