Home / 1,042,216,719.22-1,563,375,356.61-342,693,366.76

Finding the Fourth Proportional to 1,042,216,719.22, 1,563,375,356.61 and 342,693,366.76

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Solution

The fourth proportional to 1,042,216,719.22, 1,563,375,356.61 and 342,693,366.76 is: 514,056,582.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,216,719.22 : 1,563,375,356.61 = 342,693,366.76 : x
  2. Step 2: Convert to fraction form
    1,042,216,719.22/1,563,375,356.61 = 342,693,366.76/x
  3. Step 3: Cross multiply
    1,042,216,719.22x = 1,563,375,356.61 × 342,693,366.76
  4. Step 4: Simplify right side
    1,042,216,719.22x = 535,758,364,466,296,448
  5. Step 5: Solve for x
    x = 535,758,364,466,296,448/1,042,216,719.22
  6. Step 6: Final answer
    x = 514,056,582.08

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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.