Home / 12,814,514,807.20-17,685,822,003.60-9,257,729,184.16

Finding the Fourth Proportional to 12,814,514,807.20, 17,685,822,003.60 and 9,257,729,184.16

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Solution

The fourth proportional to 12,814,514,807.20, 17,685,822,003.60 and 9,257,729,184.16 is: 12,776,960,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,814,514,807.20 : 17,685,822,003.60 = 9,257,729,184.16 : x
  2. Step 2: Convert to fraction form
    12,814,514,807.20/17,685,822,003.60 = 9,257,729,184.16/x
  3. Step 3: Cross multiply
    12,814,514,807.20x = 17,685,822,003.60 × 9,257,729,184.16
  4. Step 4: Simplify right side
    12,814,514,807.20x = 163,730,550,508,586,795,008
  5. Step 5: Solve for x
    x = 163,730,550,508,586,795,008/12,814,514,807.20
  6. Step 6: Final answer
    x = 12,776,960,577.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.