Home / 4,099,866,299.34-5,657,785,920.81-2,220,227,979.18

Finding the Fourth Proportional to 4,099,866,299.34, 5,657,785,920.81 and 2,220,227,979.18

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Solution

The fourth proportional to 4,099,866,299.34, 5,657,785,920.81 and 2,220,227,979.18 is: 3,063,898,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099,866,299.34 : 5,657,785,920.81 = 2,220,227,979.18 : x
  2. Step 2: Convert to fraction form
    4,099,866,299.34/5,657,785,920.81 = 2,220,227,979.18/x
  3. Step 3: Cross multiply
    4,099,866,299.34x = 5,657,785,920.81 × 2,220,227,979.18
  4. Step 4: Simplify right side
    4,099,866,299.34x = 12,561,574,601,593,040,896
  5. Step 5: Solve for x
    x = 12,561,574,601,593,040,896/4,099,866,299.34
  6. Step 6: Final answer
    x = 3,063,898,596.79

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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.