Home / 83,568,108.40-125,352,162.60-73,490,412.40

Finding the Fourth Proportional to 83,568,108.40, 125,352,162.60 and 73,490,412.40

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Solution

The fourth proportional to 83,568,108.40, 125,352,162.60 and 73,490,412.40 is: 110,235,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,568,108.40 : 125,352,162.60 = 73,490,412.40 : x
  2. Step 2: Convert to fraction form
    83,568,108.40/125,352,162.60 = 73,490,412.40/x
  3. Step 3: Cross multiply
    83,568,108.40x = 125,352,162.60 × 73,490,412.40
  4. Step 4: Simplify right side
    83,568,108.40x = 9,212,182,124,705,856
  5. Step 5: Solve for x
    x = 9,212,182,124,705,856/83,568,108.40
  6. Step 6: Final answer
    x = 110,235,618.60

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1.5x scale

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.