Home / 800,262,429.33-1,195,530,024.36-517,842,589.65

Finding the Fourth Proportional to 800,262,429.33, 1,195,530,024.36 and 517,842,589.65

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Solution

The fourth proportional to 800,262,429.33, 1,195,530,024.36 and 517,842,589.65 is: 773,616,680.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,262,429.33 : 1,195,530,024.36 = 517,842,589.65 : x
  2. Step 2: Convert to fraction form
    800,262,429.33/1,195,530,024.36 = 517,842,589.65/x
  3. Step 3: Cross multiply
    800,262,429.33x = 1,195,530,024.36 × 517,842,589.65
  4. Step 4: Simplify right side
    800,262,429.33x = 619,096,363,818,909,952
  5. Step 5: Solve for x
    x = 619,096,363,818,909,952/800,262,429.33
  6. Step 6: Final answer
    x = 773,616,680.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.