Home / 179,731,644.12-269,605,156.26-70,580,430.12

Finding the Fourth Proportional to 179,731,644.12, 269,605,156.26 and 70,580,430.12

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Solution

The fourth proportional to 179,731,644.12, 269,605,156.26 and 70,580,430.12 is: 105,873,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,731,644.12 : 269,605,156.26 = 70,580,430.12 : x
  2. Step 2: Convert to fraction form
    179,731,644.12/269,605,156.26 = 70,580,430.12/x
  3. Step 3: Cross multiply
    179,731,644.12x = 269,605,156.26 × 70,580,430.12
  4. Step 4: Simplify right side
    179,731,644.12x = 19,028,847,891,400,612
  5. Step 5: Solve for x
    x = 19,028,847,891,400,612/179,731,644.12
  6. Step 6: Final answer
    x = 105,873,665.07

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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.