Home / 1,021,543,982,807.70-1,532,317,448,972.50-417,169,188,242.53

Finding the Fourth Proportional to 1,021,543,982,807.70, 1,532,317,448,972.50 and 417,169,188,242.53

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Solution

The fourth proportional to 1,021,543,982,807.70, 1,532,317,448,972.50 and 417,169,188,242.53 is: 625,754,384,613.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,543,982,807.70 : 1,532,317,448,972.50 = 417,169,188,242.53 : x
  2. Step 2: Convert to fraction form
    1,021,543,982,807.70/1,532,317,448,972.50 = 417,169,188,242.53/x
  3. Step 3: Cross multiply
    1,021,543,982,807.70x = 1,532,317,448,972.50 × 417,169,188,242.53
  4. Step 4: Simplify right side
    1,021,543,982,807.70x = 639,235,626,317,722,226,262,016
  5. Step 5: Solve for x
    x = 639,235,626,317,722,226,262,016/1,021,543,982,807.70
  6. Step 6: Final answer
    x = 625,754,384,613.76

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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.