Home / 83,049,009.60-124,536,189.60-31,914,033.60

Finding the Fourth Proportional to 83,049,009.60, 124,536,189.60 and 31,914,033.60

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Solution

The fourth proportional to 83,049,009.60, 124,536,189.60 and 31,914,033.60 is: 47,856,707.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,049,009.60 : 124,536,189.60 = 31,914,033.60 : x
  2. Step 2: Convert to fraction form
    83,049,009.60/124,536,189.60 = 31,914,033.60/x
  3. Step 3: Cross multiply
    83,049,009.60x = 124,536,189.60 × 31,914,033.60
  4. Step 4: Simplify right side
    83,049,009.60x = 3,974,452,139,310,370.50
  5. Step 5: Solve for x
    x = 3,974,452,139,310,370.50/83,049,009.60
  6. Step 6: Final answer
    x = 47,856,707.24

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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.