Home / 1,967,328,015.40-2,950,992,023.10-513,305,439.40

Finding the Fourth Proportional to 1,967,328,015.40, 2,950,992,023.10 and 513,305,439.40

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Solution

The fourth proportional to 1,967,328,015.40, 2,950,992,023.10 and 513,305,439.40 is: 769,958,159.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,328,015.40 : 2,950,992,023.10 = 513,305,439.40 : x
  2. Step 2: Convert to fraction form
    1,967,328,015.40/2,950,992,023.10 = 513,305,439.40/x
  3. Step 3: Cross multiply
    1,967,328,015.40x = 2,950,992,023.10 × 513,305,439.40
  4. Step 4: Simplify right side
    1,967,328,015.40x = 1,514,760,257,083,240,448
  5. Step 5: Solve for x
    x = 1,514,760,257,083,240,448/1,967,328,015.40
  6. Step 6: Final answer
    x = 769,958,159.10

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Double scale
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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.