Home / 1,244,169,635.70-1,866,254,453.55-754,393,610.10

Finding the Fourth Proportional to 1,244,169,635.70, 1,866,254,453.55 and 754,393,610.10

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Solution

The fourth proportional to 1,244,169,635.70, 1,866,254,453.55 and 754,393,610.10 is: 1,131,590,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,169,635.70 : 1,866,254,453.55 = 754,393,610.10 : x
  2. Step 2: Convert to fraction form
    1,244,169,635.70/1,866,254,453.55 = 754,393,610.10/x
  3. Step 3: Cross multiply
    1,244,169,635.70x = 1,866,254,453.55 × 754,393,610.10
  4. Step 4: Simplify right side
    1,244,169,635.70x = 1,407,890,434,578,787,328
  5. Step 5: Solve for x
    x = 1,407,890,434,578,787,328/1,244,169,635.70
  6. Step 6: Final answer
    x = 1,131,590,415.15

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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.