Home / 98,129,619.40-147,194,429.10-88,574,470.60

Finding the Fourth Proportional to 98,129,619.40, 147,194,429.10 and 88,574,470.60

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Solution

The fourth proportional to 98,129,619.40, 147,194,429.10 and 88,574,470.60 is: 132,861,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,129,619.40 : 147,194,429.10 = 88,574,470.60 : x
  2. Step 2: Convert to fraction form
    98,129,619.40/147,194,429.10 = 88,574,470.60/x
  3. Step 3: Cross multiply
    98,129,619.40x = 147,194,429.10 × 88,574,470.60
  4. Step 4: Simplify right side
    98,129,619.40x = 13,037,668,632,801,734
  5. Step 5: Solve for x
    x = 13,037,668,632,801,734/98,129,619.40
  6. Step 6: Final answer
    x = 132,861,705.90

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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.