Home / 1,175,999,502.33-1,764,265,007.66-389,051,309.61

Finding the Fourth Proportional to 1,175,999,502.33, 1,764,265,007.66 and 389,051,309.61

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Solution

The fourth proportional to 1,175,999,502.33, 1,764,265,007.66 and 389,051,309.61 is: 583,664,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,999,502.33 : 1,764,265,007.66 = 389,051,309.61 : x
  2. Step 2: Convert to fraction form
    1,175,999,502.33/1,764,265,007.66 = 389,051,309.61/x
  3. Step 3: Cross multiply
    1,175,999,502.33x = 1,764,265,007.66 × 389,051,309.61
  4. Step 4: Simplify right side
    1,175,999,502.33x = 686,389,611,727,274,496
  5. Step 5: Solve for x
    x = 686,389,611,727,274,496/1,175,999,502.33
  6. Step 6: Final answer
    x = 583,664,882.82

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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.