Home / 1,042,216,720.22-1,563,375,358.11-342,693,367.76

Finding the Fourth Proportional to 1,042,216,720.22, 1,563,375,358.11 and 342,693,367.76

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Solution

The fourth proportional to 1,042,216,720.22, 1,563,375,358.11 and 342,693,367.76 is: 514,056,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,216,720.22 : 1,563,375,358.11 = 342,693,367.76 : x
  2. Step 2: Convert to fraction form
    1,042,216,720.22/1,563,375,358.11 = 342,693,367.76/x
  3. Step 3: Cross multiply
    1,042,216,720.22x = 1,563,375,358.11 × 342,693,367.76
  4. Step 4: Simplify right side
    1,042,216,720.22x = 535,758,366,543,711,872
  5. Step 5: Solve for x
    x = 535,758,366,543,711,872/1,042,216,720.22
  6. Step 6: Final answer
    x = 514,056,583.58

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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.