Home / 1,246,309,874.40-1,710,901,287.12-1,069,791,418.56

Finding the Fourth Proportional to 1,246,309,874.40, 1,710,901,287.12 and 1,069,791,418.56

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Solution

The fourth proportional to 1,246,309,874.40, 1,710,901,287.12 and 1,069,791,418.56 is: 1,468,581,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,309,874.40 : 1,710,901,287.12 = 1,069,791,418.56 : x
  2. Step 2: Convert to fraction form
    1,246,309,874.40/1,710,901,287.12 = 1,069,791,418.56/x
  3. Step 3: Cross multiply
    1,246,309,874.40x = 1,710,901,287.12 × 1,069,791,418.56
  4. Step 4: Simplify right side
    1,246,309,874.40x = 1,830,307,514,964,234,496
  5. Step 5: Solve for x
    x = 1,830,307,514,964,234,496/1,246,309,874.40
  6. Step 6: Final answer
    x = 1,468,581,411.86

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.