Home / 1,067,558,950.80-1,601,338,426.20-654,310,429.20

Finding the Fourth Proportional to 1,067,558,950.80, 1,601,338,426.20 and 654,310,429.20

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Solution

The fourth proportional to 1,067,558,950.80, 1,601,338,426.20 and 654,310,429.20 is: 981,465,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,558,950.80 : 1,601,338,426.20 = 654,310,429.20 : x
  2. Step 2: Convert to fraction form
    1,067,558,950.80/1,601,338,426.20 = 654,310,429.20/x
  3. Step 3: Cross multiply
    1,067,558,950.80x = 1,601,338,426.20 × 654,310,429.20
  4. Step 4: Simplify right side
    1,067,558,950.80x = 1,047,772,432,941,374,592
  5. Step 5: Solve for x
    x = 1,047,772,432,941,374,592/1,067,558,950.80
  6. Step 6: Final answer
    x = 981,465,643.80

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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.