Home / 725,436,028.58-1,088,154,042.87-180,177,562.58

Finding the Fourth Proportional to 725,436,028.58, 1,088,154,042.87 and 180,177,562.58

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Solution

The fourth proportional to 725,436,028.58, 1,088,154,042.87 and 180,177,562.58 is: 270,266,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,436,028.58 : 1,088,154,042.87 = 180,177,562.58 : x
  2. Step 2: Convert to fraction form
    725,436,028.58/1,088,154,042.87 = 180,177,562.58/x
  3. Step 3: Cross multiply
    725,436,028.58x = 1,088,154,042.87 × 180,177,562.58
  4. Step 4: Simplify right side
    725,436,028.58x = 196,060,943,149,547,744
  5. Step 5: Solve for x
    x = 196,060,943,149,547,744/725,436,028.58
  6. Step 6: Final answer
    x = 270,266,343.86

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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.