Home / 83,770,257.70-125,655,386.55-23,185,983.70

Finding the Fourth Proportional to 83,770,257.70, 125,655,386.55 and 23,185,983.70

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Solution

The fourth proportional to 83,770,257.70, 125,655,386.55 and 23,185,983.70 is: 34,778,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,770,257.70 : 125,655,386.55 = 23,185,983.70 : x
  2. Step 2: Convert to fraction form
    83,770,257.70/125,655,386.55 = 23,185,983.70/x
  3. Step 3: Cross multiply
    83,770,257.70x = 125,655,386.55 × 23,185,983.70
  4. Step 4: Simplify right side
    83,770,257.70x = 2,913,443,744,365,499
  5. Step 5: Solve for x
    x = 2,913,443,744,365,499/83,770,257.70
  6. Step 6: Final answer
    x = 34,778,975.55

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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.