Home / 1,021,543,982,940.10-1,532,317,449,171-417,169,188,374.77

Finding the Fourth Proportional to 1,021,543,982,940.10, 1,532,317,449,171 and 417,169,188,374.77

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Solution

The fourth proportional to 1,021,543,982,940.10, 1,532,317,449,171 and 417,169,188,374.77 is: 625,754,384,812.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,543,982,940.10 : 1,532,317,449,171 = 417,169,188,374.77 : x
  2. Step 2: Convert to fraction form
    1,021,543,982,940.10/1,532,317,449,171 = 417,169,188,374.77/x
  3. Step 3: Cross multiply
    1,021,543,982,940.10x = 1,532,317,449,171 × 417,169,188,374.77
  4. Step 4: Simplify right side
    1,021,543,982,940.10x = 639,235,626,603,164,007,923,712
  5. Step 5: Solve for x
    x = 639,235,626,603,164,007,923,712/1,021,543,982,940.10
  6. Step 6: Final answer
    x = 625,754,384,812.08

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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.