Home / 307,847,624.72-424,824,471.24-166,717,698.76

Finding the Fourth Proportional to 307,847,624.72, 424,824,471.24 and 166,717,698.76

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Solution

The fourth proportional to 307,847,624.72, 424,824,471.24 and 166,717,698.76 is: 230,067,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,847,624.72 : 424,824,471.24 = 166,717,698.76 : x
  2. Step 2: Convert to fraction form
    307,847,624.72/424,824,471.24 = 166,717,698.76/x
  3. Step 3: Cross multiply
    307,847,624.72x = 424,824,471.24 × 166,717,698.76
  4. Step 4: Simplify right side
    307,847,624.72x = 70,825,758,219,942,480
  5. Step 5: Solve for x
    x = 70,825,758,219,942,480/307,847,624.72
  6. Step 6: Final answer
    x = 230,067,580.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.