Home / 1,609,637,345.80-2,414,456,018.70-574,531,995.40

Finding the Fourth Proportional to 1,609,637,345.80, 2,414,456,018.70 and 574,531,995.40

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Solution

The fourth proportional to 1,609,637,345.80, 2,414,456,018.70 and 574,531,995.40 is: 861,797,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,637,345.80 : 2,414,456,018.70 = 574,531,995.40 : x
  2. Step 2: Convert to fraction form
    1,609,637,345.80/2,414,456,018.70 = 574,531,995.40/x
  3. Step 3: Cross multiply
    1,609,637,345.80x = 2,414,456,018.70 × 574,531,995.40
  4. Step 4: Simplify right side
    1,609,637,345.80x = 1,387,182,234,229,250,560
  5. Step 5: Solve for x
    x = 1,387,182,234,229,250,560/1,609,637,345.80
  6. Step 6: Final answer
    x = 861,797,993.10

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Half scale
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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.