Home / 81,761,398.28-112,830,211.29-46,479,205.25

Finding the Fourth Proportional to 81,761,398.28, 112,830,211.29 and 46,479,205.25

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Solution

The fourth proportional to 81,761,398.28, 112,830,211.29 and 46,479,205.25 is: 64,141,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,761,398.28 : 112,830,211.29 = 46,479,205.25 : x
  2. Step 2: Convert to fraction form
    81,761,398.28/112,830,211.29 = 46,479,205.25/x
  3. Step 3: Cross multiply
    81,761,398.28x = 112,830,211.29 × 46,479,205.25
  4. Step 4: Simplify right side
    81,761,398.28x = 5,244,258,548,948,778
  5. Step 5: Solve for x
    x = 5,244,258,548,948,778/81,761,398.28
  6. Step 6: Final answer
    x = 64,141,008.58

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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.