Home / 142,162,937.60-213,244,406.40-132,596,999.60

Finding the Fourth Proportional to 142,162,937.60, 213,244,406.40 and 132,596,999.60

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Solution

The fourth proportional to 142,162,937.60, 213,244,406.40 and 132,596,999.60 is: 198,895,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,162,937.60 : 213,244,406.40 = 132,596,999.60 : x
  2. Step 2: Convert to fraction form
    142,162,937.60/213,244,406.40 = 132,596,999.60/x
  3. Step 3: Cross multiply
    142,162,937.60x = 213,244,406.40 × 132,596,999.60
  4. Step 4: Simplify right side
    142,162,937.60x = 28,275,568,470,123,036
  5. Step 5: Solve for x
    x = 28,275,568,470,123,036/142,162,937.60
  6. Step 6: Final answer
    x = 198,895,499.40

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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.