Home / 103,471,286.39-155,079,130.87-88,795,045.63

Finding the Fourth Proportional to 103,471,286.39, 155,079,130.87 and 88,795,045.63

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Solution

The fourth proportional to 103,471,286.39, 155,079,130.87 and 88,795,045.63 is: 133,082,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,471,286.39 : 155,079,130.87 = 88,795,045.63 : x
  2. Step 2: Convert to fraction form
    103,471,286.39/155,079,130.87 = 88,795,045.63/x
  3. Step 3: Cross multiply
    103,471,286.39x = 155,079,130.87 × 88,795,045.63
  4. Step 4: Simplify right side
    103,471,286.39x = 13,770,258,502,167,234
  5. Step 5: Solve for x
    x = 13,770,258,502,167,234/103,471,286.39
  6. Step 6: Final answer
    x = 133,082,896.55

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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.