Home / 102,550,643.60-153,825,965.40-98,967,462.80

Finding the Fourth Proportional to 102,550,643.60, 153,825,965.40 and 98,967,462.80

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Solution

The fourth proportional to 102,550,643.60, 153,825,965.40 and 98,967,462.80 is: 148,451,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,550,643.60 : 153,825,965.40 = 98,967,462.80 : x
  2. Step 2: Convert to fraction form
    102,550,643.60/153,825,965.40 = 98,967,462.80/x
  3. Step 3: Cross multiply
    102,550,643.60x = 153,825,965.40 × 98,967,462.80
  4. Step 4: Simplify right side
    102,550,643.60x = 15,223,765,508,398,588
  5. Step 5: Solve for x
    x = 15,223,765,508,398,588/102,550,643.60
  6. Step 6: Final answer
    x = 148,451,194.20

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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.