Home / 84,993,193.10-127,489,789.65-83,103,625.10

Finding the Fourth Proportional to 84,993,193.10, 127,489,789.65 and 83,103,625.10

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Solution

The fourth proportional to 84,993,193.10, 127,489,789.65 and 83,103,625.10 is: 124,655,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,993,193.10 : 127,489,789.65 = 83,103,625.10 : x
  2. Step 2: Convert to fraction form
    84,993,193.10/127,489,789.65 = 83,103,625.10/x
  3. Step 3: Cross multiply
    84,993,193.10x = 127,489,789.65 × 83,103,625.10
  4. Step 4: Simplify right side
    84,993,193.10x = 10,594,863,683,151,460
  5. Step 5: Solve for x
    x = 10,594,863,683,151,460/84,993,193.10
  6. Step 6: Final answer
    x = 124,655,437.65

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Similar ratio
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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.