Home / 206,273,689.28-284,663,075.46-113,456,632.76

Finding the Fourth Proportional to 206,273,689.28, 284,663,075.46 and 113,456,632.76

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Solution

The fourth proportional to 206,273,689.28, 284,663,075.46 and 113,456,632.76 is: 156,573,114.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,273,689.28 : 284,663,075.46 = 113,456,632.76 : x
  2. Step 2: Convert to fraction form
    206,273,689.28/284,663,075.46 = 113,456,632.76/x
  3. Step 3: Cross multiply
    206,273,689.28x = 284,663,075.46 × 113,456,632.76
  4. Step 4: Simplify right side
    206,273,689.28x = 32,296,914,012,797,388
  5. Step 5: Solve for x
    x = 32,296,914,012,797,388/206,273,689.28
  6. Step 6: Final answer
    x = 156,573,114.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.