Home / 8,758,127,995.32-12,085,589,178.76-5,141,298,590.80

Finding the Fourth Proportional to 8,758,127,995.32, 12,085,589,178.76 and 5,141,298,590.80

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Solution

The fourth proportional to 8,758,127,995.32, 12,085,589,178.76 and 5,141,298,590.80 is: 7,094,623,719.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,127,995.32 : 12,085,589,178.76 = 5,141,298,590.80 : x
  2. Step 2: Convert to fraction form
    8,758,127,995.32/12,085,589,178.76 = 5,141,298,590.80/x
  3. Step 3: Cross multiply
    8,758,127,995.32x = 12,085,589,178.76 × 5,141,298,590.80
  4. Step 4: Simplify right side
    8,758,127,995.32x = 62,135,622,613,746,524,160
  5. Step 5: Solve for x
    x = 62,135,622,613,746,524,160/8,758,127,995.32
  6. Step 6: Final answer
    x = 7,094,623,719.47

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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.