Home / 524,880,932.40-787,321,398.60-161,328,049.20

Finding the Fourth Proportional to 524,880,932.40, 787,321,398.60 and 161,328,049.20

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Solution

The fourth proportional to 524,880,932.40, 787,321,398.60 and 161,328,049.20 is: 241,992,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,880,932.40 : 787,321,398.60 = 161,328,049.20 : x
  2. Step 2: Convert to fraction form
    524,880,932.40/787,321,398.60 = 161,328,049.20/x
  3. Step 3: Cross multiply
    524,880,932.40x = 787,321,398.60 × 161,328,049.20
  4. Step 4: Simplify right side
    524,880,932.40x = 127,017,025,329,553,600
  5. Step 5: Solve for x
    x = 127,017,025,329,553,600/524,880,932.40
  6. Step 6: Final answer
    x = 241,992,073.80

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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.