Home / 89,166,981.92-123,054,577.86-55,696,277.66

Finding the Fourth Proportional to 89,166,981.92, 123,054,577.86 and 55,696,277.66

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Solution

The fourth proportional to 89,166,981.92, 123,054,577.86 and 55,696,277.66 is: 76,863,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,166,981.92 : 123,054,577.86 = 55,696,277.66 : x
  2. Step 2: Convert to fraction form
    89,166,981.92/123,054,577.86 = 55,696,277.66/x
  3. Step 3: Cross multiply
    89,166,981.92x = 123,054,577.86 × 55,696,277.66
  4. Step 4: Simplify right side
    89,166,981.92x = 6,853,681,935,209,376
  5. Step 5: Solve for x
    x = 6,853,681,935,209,376/89,166,981.92
  6. Step 6: Final answer
    x = 76,863,450.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.