Home / 87,965,307.40-132,010,946.70-36,883,985.80

Finding the Fourth Proportional to 87,965,307.40, 132,010,946.70 and 36,883,985.80

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Solution

The fourth proportional to 87,965,307.40, 132,010,946.70 and 36,883,985.80 is: 55,352,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,965,307.40 : 132,010,946.70 = 36,883,985.80 : x
  2. Step 2: Convert to fraction form
    87,965,307.40/132,010,946.70 = 36,883,985.80/x
  3. Step 3: Cross multiply
    87,965,307.40x = 132,010,946.70 × 36,883,985.80
  4. Step 4: Simplify right side
    87,965,307.40x = 4,869,089,883,527,357
  5. Step 5: Solve for x
    x = 4,869,089,883,527,357/87,965,307.40
  6. Step 6: Final answer
    x = 55,352,388.66

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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.