Home / 92,093,388.31-138,071,980.89-55,693,686.38

Finding the Fourth Proportional to 92,093,388.31, 138,071,980.89 and 55,693,686.38

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Solution

The fourth proportional to 92,093,388.31, 138,071,980.89 and 55,693,686.38 is: 83,499,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,093,388.31 : 138,071,980.89 = 55,693,686.38 : x
  2. Step 2: Convert to fraction form
    92,093,388.31/138,071,980.89 = 55,693,686.38/x
  3. Step 3: Cross multiply
    92,093,388.31x = 138,071,980.89 × 55,693,686.38
  4. Step 4: Simplify right side
    92,093,388.31x = 7,689,737,600,862,653
  5. Step 5: Solve for x
    x = 7,689,737,600,862,653/92,093,388.31
  6. Step 6: Final answer
    x = 83,499,344.98

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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.