Home / 87,965,308.40-132,010,948.20-36,883,986.80

Finding the Fourth Proportional to 87,965,308.40, 132,010,948.20 and 36,883,986.80

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Solution

The fourth proportional to 87,965,308.40, 132,010,948.20 and 36,883,986.80 is: 55,352,390.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,965,308.40 : 132,010,948.20 = 36,883,986.80 : x
  2. Step 2: Convert to fraction form
    87,965,308.40/132,010,948.20 = 36,883,986.80/x
  3. Step 3: Cross multiply
    87,965,308.40x = 132,010,948.20 × 36,883,986.80
  4. Step 4: Simplify right side
    87,965,308.40x = 4,869,090,070,864,283
  5. Step 5: Solve for x
    x = 4,869,090,070,864,283/87,965,308.40
  6. Step 6: Final answer
    x = 55,352,390.16

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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.