Home / 7,044,727,843.52-9,721,730,677.92-3,872,965,723.52

Finding the Fourth Proportional to 7,044,727,843.52, 9,721,730,677.92 and 3,872,965,723.52

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Solution

The fourth proportional to 7,044,727,843.52, 9,721,730,677.92 and 3,872,965,723.52 is: 5,344,696,136.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044,727,843.52 : 9,721,730,677.92 = 3,872,965,723.52 : x
  2. Step 2: Convert to fraction form
    7,044,727,843.52/9,721,730,677.92 = 3,872,965,723.52/x
  3. Step 3: Cross multiply
    7,044,727,843.52x = 9,721,730,677.92 × 3,872,965,723.52
  4. Step 4: Simplify right side
    7,044,727,843.52x = 37,651,929,688,877,015,040
  5. Step 5: Solve for x
    x = 37,651,929,688,877,015,040/7,044,727,843.52
  6. Step 6: Final answer
    x = 5,344,696,136.63

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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.