Home / 1,126,279,767.24-1,689,422,799.96-350,038,934.28

Finding the Fourth Proportional to 1,126,279,767.24, 1,689,422,799.96 and 350,038,934.28

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Solution

The fourth proportional to 1,126,279,767.24, 1,689,422,799.96 and 350,038,934.28 is: 525,059,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,279,767.24 : 1,689,422,799.96 = 350,038,934.28 : x
  2. Step 2: Convert to fraction form
    1,126,279,767.24/1,689,422,799.96 = 350,038,934.28/x
  3. Step 3: Cross multiply
    1,126,279,767.24x = 1,689,422,799.96 × 350,038,934.28
  4. Step 4: Simplify right side
    1,126,279,767.24x = 591,363,756,446,332,032
  5. Step 5: Solve for x
    x = 591,363,756,446,332,032/1,126,279,767.24
  6. Step 6: Final answer
    x = 525,059,380.14

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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.