Home / 92,706,968.13-127,942,082.38-61,290,433.61

Finding the Fourth Proportional to 92,706,968.13, 127,942,082.38 and 61,290,433.61

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Solution

The fourth proportional to 92,706,968.13, 127,942,082.38 and 61,290,433.61 is: 84,585,073.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,706,968.13 : 127,942,082.38 = 61,290,433.61 : x
  2. Step 2: Convert to fraction form
    92,706,968.13/127,942,082.38 = 61,290,433.61/x
  3. Step 3: Cross multiply
    92,706,968.13x = 127,942,082.38 × 61,290,433.61
  4. Step 4: Simplify right side
    92,706,968.13x = 7,841,625,705,090,378
  5. Step 5: Solve for x
    x = 7,841,625,705,090,378/92,706,968.13
  6. Step 6: Final answer
    x = 84,585,073.41

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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.