Home / 91,868,687.93-137,829,935.88-27,174,215.81

Finding the Fourth Proportional to 91,868,687.93, 137,829,935.88 and 27,174,215.81

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Solution

The fourth proportional to 91,868,687.93, 137,829,935.88 and 27,174,215.81 is: 40,769,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,868,687.93 : 137,829,935.88 = 27,174,215.81 : x
  2. Step 2: Convert to fraction form
    91,868,687.93/137,829,935.88 = 27,174,215.81/x
  3. Step 3: Cross multiply
    91,868,687.93x = 137,829,935.88 × 27,174,215.81
  4. Step 4: Simplify right side
    91,868,687.93x = 3,745,420,423,026,157
  5. Step 5: Solve for x
    x = 3,745,420,423,026,157/91,868,687.93
  6. Step 6: Final answer
    x = 40,769,281.76

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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.