Home / 87,988,579.60-132,030,108.60-36,875,765.20

Finding the Fourth Proportional to 87,988,579.60, 132,030,108.60 and 36,875,765.20

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Solution

The fourth proportional to 87,988,579.60, 132,030,108.60 and 36,875,765.20 is: 55,333,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,988,579.60 : 132,030,108.60 = 36,875,765.20 : x
  2. Step 2: Convert to fraction form
    87,988,579.60/132,030,108.60 = 36,875,765.20/x
  3. Step 3: Cross multiply
    87,988,579.60x = 132,030,108.60 × 36,875,765.20
  4. Step 4: Simplify right side
    87,988,579.60x = 4,868,711,284,064,101
  5. Step 5: Solve for x
    x = 4,868,711,284,064,101/87,988,579.60
  6. Step 6: Final answer
    x = 55,333,445.62

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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.