Home / 524,880,965.90-787,321,448.85-161,328,082.70

Finding the Fourth Proportional to 524,880,965.90, 787,321,448.85 and 161,328,082.70

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Solution

The fourth proportional to 524,880,965.90, 787,321,448.85 and 161,328,082.70 is: 241,992,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,880,965.90 : 787,321,448.85 = 161,328,082.70 : x
  2. Step 2: Convert to fraction form
    524,880,965.90/787,321,448.85 = 161,328,082.70/x
  3. Step 3: Cross multiply
    524,880,965.90x = 787,321,448.85 × 161,328,082.70
  4. Step 4: Simplify right side
    524,880,965.90x = 127,017,059,811,556,608
  5. Step 5: Solve for x
    x = 127,017,059,811,556,608/524,880,965.90
  6. Step 6: Final answer
    x = 241,992,124.05

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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.