Home / 1,067,559,076.80-1,601,338,615.20-654,310,555.20

Finding the Fourth Proportional to 1,067,559,076.80, 1,601,338,615.20 and 654,310,555.20

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Solution

The fourth proportional to 1,067,559,076.80, 1,601,338,615.20 and 654,310,555.20 is: 981,465,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,559,076.80 : 1,601,338,615.20 = 654,310,555.20 : x
  2. Step 2: Convert to fraction form
    1,067,559,076.80/1,601,338,615.20 = 654,310,555.20/x
  3. Step 3: Cross multiply
    1,067,559,076.80x = 1,601,338,615.20 × 654,310,555.20
  4. Step 4: Simplify right side
    1,067,559,076.80x = 1,047,772,758,374,711,296
  5. Step 5: Solve for x
    x = 1,047,772,758,374,711,296/1,067,559,076.80
  6. Step 6: Final answer
    x = 981,465,832.80

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Double scale
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Similar ratio
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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.