Home / 219,766,913.87-329,399,615.21-88,525,210.48

Finding the Fourth Proportional to 219,766,913.87, 329,399,615.21 and 88,525,210.48

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Solution

The fourth proportional to 219,766,913.87, 329,399,615.21 and 88,525,210.48 is: 132,686,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,766,913.87 : 329,399,615.21 = 88,525,210.48 : x
  2. Step 2: Convert to fraction form
    219,766,913.87/329,399,615.21 = 88,525,210.48/x
  3. Step 3: Cross multiply
    219,766,913.87x = 329,399,615.21 × 88,525,210.48
  4. Step 4: Simplify right side
    219,766,913.87x = 29,160,170,267,230,136
  5. Step 5: Solve for x
    x = 29,160,170,267,230,136/219,766,913.87
  6. Step 6: Final answer
    x = 132,686,807.83

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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.