Home / 134,788,019.60-202,182,029.40-129,497,229.20

Finding the Fourth Proportional to 134,788,019.60, 202,182,029.40 and 129,497,229.20

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Solution

The fourth proportional to 134,788,019.60, 202,182,029.40 and 129,497,229.20 is: 194,245,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,788,019.60 : 202,182,029.40 = 129,497,229.20 : x
  2. Step 2: Convert to fraction form
    134,788,019.60/202,182,029.40 = 129,497,229.20/x
  3. Step 3: Cross multiply
    134,788,019.60x = 202,182,029.40 × 129,497,229.20
  4. Step 4: Simplify right side
    134,788,019.60x = 26,182,012,601,332,940
  5. Step 5: Solve for x
    x = 26,182,012,601,332,940/134,788,019.60
  6. Step 6: Final answer
    x = 194,245,843.80

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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.