Home / 1,281,504,092.70-1,922,256,139.05-737,308,508.70

Finding the Fourth Proportional to 1,281,504,092.70, 1,922,256,139.05 and 737,308,508.70

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Solution

The fourth proportional to 1,281,504,092.70, 1,922,256,139.05 and 737,308,508.70 is: 1,105,962,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,504,092.70 : 1,922,256,139.05 = 737,308,508.70 : x
  2. Step 2: Convert to fraction form
    1,281,504,092.70/1,922,256,139.05 = 737,308,508.70/x
  3. Step 3: Cross multiply
    1,281,504,092.70x = 1,922,256,139.05 × 737,308,508.70
  4. Step 4: Simplify right side
    1,281,504,092.70x = 1,417,295,807,222,375,424
  5. Step 5: Solve for x
    x = 1,417,295,807,222,375,424/1,281,504,092.70
  6. Step 6: Final answer
    x = 1,105,962,763.05

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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.