Home / 179,694,042.80-269,718,011.40-88,920,129.20

Finding the Fourth Proportional to 179,694,042.80, 269,718,011.40 and 88,920,129.20

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Solution

The fourth proportional to 179,694,042.80, 269,718,011.40 and 88,920,129.20 is: 133,467,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,694,042.80 : 269,718,011.40 = 88,920,129.20 : x
  2. Step 2: Convert to fraction form
    179,694,042.80/269,718,011.40 = 88,920,129.20/x
  3. Step 3: Cross multiply
    179,694,042.80x = 269,718,011.40 × 88,920,129.20
  4. Step 4: Simplify right side
    179,694,042.80x = 23,983,360,421,255,072
  5. Step 5: Solve for x
    x = 23,983,360,421,255,072/179,694,042.80
  6. Step 6: Final answer
    x = 133,467,754.68

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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.