Home / 1,078,344,707.20-1,617,517,060.80-534,149,123.20

Finding the Fourth Proportional to 1,078,344,707.20, 1,617,517,060.80 and 534,149,123.20

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Solution

The fourth proportional to 1,078,344,707.20, 1,617,517,060.80 and 534,149,123.20 is: 801,223,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,344,707.20 : 1,617,517,060.80 = 534,149,123.20 : x
  2. Step 2: Convert to fraction form
    1,078,344,707.20/1,617,517,060.80 = 534,149,123.20/x
  3. Step 3: Cross multiply
    1,078,344,707.20x = 1,617,517,060.80 × 534,149,123.20
  4. Step 4: Simplify right side
    1,078,344,707.20x = 863,995,319,787,361,024
  5. Step 5: Solve for x
    x = 863,995,319,787,361,024/1,078,344,707.20
  6. Step 6: Final answer
    x = 801,223,684.80

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Half scale
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Double scale
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Similar ratio
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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.