Home / 12,118,001,046.30-18,177,001,569.45-5,587,654,038.30

Finding the Fourth Proportional to 12,118,001,046.30, 18,177,001,569.45 and 5,587,654,038.30

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Solution

The fourth proportional to 12,118,001,046.30, 18,177,001,569.45 and 5,587,654,038.30 is: 8,381,481,057.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,118,001,046.30 : 18,177,001,569.45 = 5,587,654,038.30 : x
  2. Step 2: Convert to fraction form
    12,118,001,046.30/18,177,001,569.45 = 5,587,654,038.30/x
  3. Step 3: Cross multiply
    12,118,001,046.30x = 18,177,001,569.45 × 5,587,654,038.30
  4. Step 4: Simplify right side
    12,118,001,046.30x = 101,566,796,223,722,733,568
  5. Step 5: Solve for x
    x = 101,566,796,223,722,733,568/12,118,001,046.30
  6. Step 6: Final answer
    x = 8,381,481,057.45

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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.