Home / 1,190,906,201.74-1,786,062,306.39-350,381,693.29

Finding the Fourth Proportional to 1,190,906,201.74, 1,786,062,306.39 and 350,381,693.29

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Solution

The fourth proportional to 1,190,906,201.74, 1,786,062,306.39 and 350,381,693.29 is: 525,485,159.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,906,201.74 : 1,786,062,306.39 = 350,381,693.29 : x
  2. Step 2: Convert to fraction form
    1,190,906,201.74/1,786,062,306.39 = 350,381,693.29/x
  3. Step 3: Cross multiply
    1,190,906,201.74x = 1,786,062,306.39 × 350,381,693.29
  4. Step 4: Simplify right side
    1,190,906,201.74x = 625,803,535,234,371,072
  5. Step 5: Solve for x
    x = 625,803,535,234,371,072/1,190,906,201.74
  6. Step 6: Final answer
    x = 525,485,159.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.