Home / 307,847,426.40-424,824,197.77-166,717,500.04

Finding the Fourth Proportional to 307,847,426.40, 424,824,197.77 and 166,717,500.04

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Solution

The fourth proportional to 307,847,426.40, 424,824,197.77 and 166,717,500.04 is: 230,067,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,847,426.40 : 424,824,197.77 = 166,717,500.04 : x
  2. Step 2: Convert to fraction form
    307,847,426.40/424,824,197.77 = 166,717,500.04/x
  3. Step 3: Cross multiply
    307,847,426.40x = 424,824,197.77 × 166,717,500.04
  4. Step 4: Simplify right side
    307,847,426.40x = 70,825,628,210,020,928
  5. Step 5: Solve for x
    x = 70,825,628,210,020,928/307,847,426.40
  6. Step 6: Final answer
    x = 230,067,306.51

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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.