Home / 179,756,145.88-247,111,230.20-154,545,377.92

Finding the Fourth Proportional to 179,756,145.88, 247,111,230.20 and 154,545,377.92

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Solution

The fourth proportional to 179,756,145.88, 247,111,230.20 and 154,545,377.92 is: 212,453,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,756,145.88 : 247,111,230.20 = 154,545,377.92 : x
  2. Step 2: Convert to fraction form
    179,756,145.88/247,111,230.20 = 154,545,377.92/x
  3. Step 3: Cross multiply
    179,756,145.88x = 247,111,230.20 × 154,545,377.92
  4. Step 4: Simplify right side
    179,756,145.88x = 38,189,898,459,535,112
  5. Step 5: Solve for x
    x = 38,189,898,459,535,112/179,756,145.88
  6. Step 6: Final answer
    x = 212,453,923.47

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.