Home / 87,308,929.80-130,963,394.70-25,900,302.60

Finding the Fourth Proportional to 87,308,929.80, 130,963,394.70 and 25,900,302.60

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Solution

The fourth proportional to 87,308,929.80, 130,963,394.70 and 25,900,302.60 is: 38,850,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,308,929.80 : 130,963,394.70 = 25,900,302.60 : x
  2. Step 2: Convert to fraction form
    87,308,929.80/130,963,394.70 = 25,900,302.60/x
  3. Step 3: Cross multiply
    87,308,929.80x = 130,963,394.70 × 25,900,302.60
  4. Step 4: Simplify right side
    87,308,929.80x = 3,391,991,552,253,236.50
  5. Step 5: Solve for x
    x = 3,391,991,552,253,236.50/87,308,929.80
  6. Step 6: Final answer
    x = 38,850,453.90

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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.