Home / 91,380,438.71-137,057,175.20-26,666,868.14

Finding the Fourth Proportional to 91,380,438.71, 137,057,175.20 and 26,666,868.14

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Solution

The fourth proportional to 91,380,438.71, 137,057,175.20 and 26,666,868.14 is: 39,996,367.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,380,438.71 : 137,057,175.20 = 26,666,868.14 : x
  2. Step 2: Convert to fraction form
    91,380,438.71/137,057,175.20 = 26,666,868.14/x
  3. Step 3: Cross multiply
    91,380,438.71x = 137,057,175.20 × 26,666,868.14
  4. Step 4: Simplify right side
    91,380,438.71x = 3,654,885,617,880,658
  5. Step 5: Solve for x
    x = 3,654,885,617,880,658/91,380,438.71
  6. Step 6: Final answer
    x = 39,996,367.60

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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.