Home / 1,021,543,982,807.20-1,532,317,448,971.50-417,169,188,241.91

Finding the Fourth Proportional to 1,021,543,982,807.20, 1,532,317,448,971.50 and 417,169,188,241.91

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Solution

The fourth proportional to 1,021,543,982,807.20, 1,532,317,448,971.50 and 417,169,188,241.91 is: 625,754,384,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,543,982,807.20 : 1,532,317,448,971.50 = 417,169,188,241.91 : x
  2. Step 2: Convert to fraction form
    1,021,543,982,807.20/1,532,317,448,971.50 = 417,169,188,241.91/x
  3. Step 3: Cross multiply
    1,021,543,982,807.20x = 1,532,317,448,971.50 × 417,169,188,241.91
  4. Step 4: Simplify right side
    1,021,543,982,807.20x = 639,235,626,316,354,950,266,880
  5. Step 5: Solve for x
    x = 639,235,626,316,354,950,266,880/1,021,543,982,807.20
  6. Step 6: Final answer
    x = 625,754,384,612.73

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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.