Home / 8,676,126,648.59-11,972,218,154.31-4,865,804,287.79

Finding the Fourth Proportional to 8,676,126,648.59, 11,972,218,154.31 and 4,865,804,287.79

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Solution

The fourth proportional to 8,676,126,648.59, 11,972,218,154.31 and 4,865,804,287.79 is: 6,714,340,717.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676,126,648.59 : 11,972,218,154.31 = 4,865,804,287.79 : x
  2. Step 2: Convert to fraction form
    8,676,126,648.59/11,972,218,154.31 = 4,865,804,287.79/x
  3. Step 3: Cross multiply
    8,676,126,648.59x = 11,972,218,154.31 × 4,865,804,287.79
  4. Step 4: Simplify right side
    8,676,126,648.59x = 58,254,470,429,539,008,512
  5. Step 5: Solve for x
    x = 58,254,470,429,539,008,512/8,676,126,648.59
  6. Step 6: Final answer
    x = 6,714,340,717.82

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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.