Home / 87,965,307.90-132,010,947.45-36,883,986.30

Finding the Fourth Proportional to 87,965,307.90, 132,010,947.45 and 36,883,986.30

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Solution

The fourth proportional to 87,965,307.90, 132,010,947.45 and 36,883,986.30 is: 55,352,389.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,965,307.90 : 132,010,947.45 = 36,883,986.30 : x
  2. Step 2: Convert to fraction form
    87,965,307.90/132,010,947.45 = 36,883,986.30/x
  3. Step 3: Cross multiply
    87,965,307.90x = 132,010,947.45 × 36,883,986.30
  4. Step 4: Simplify right side
    87,965,307.90x = 4,869,089,977,195,820
  5. Step 5: Solve for x
    x = 4,869,089,977,195,820/87,965,307.90
  6. Step 6: Final answer
    x = 55,352,389.41

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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.