Home / 1,960,020,909-2,704,794,649.20-1,067,955,019.47

Finding the Fourth Proportional to 1,960,020,909, 2,704,794,649.20 and 1,067,955,019.47

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Solution

The fourth proportional to 1,960,020,909, 2,704,794,649.20 and 1,067,955,019.47 is: 1,473,759,289.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,020,909 : 2,704,794,649.20 = 1,067,955,019.47 : x
  2. Step 2: Convert to fraction form
    1,960,020,909/2,704,794,649.20 = 1,067,955,019.47/x
  3. Step 3: Cross multiply
    1,960,020,909x = 2,704,794,649.20 × 1,067,955,019.47
  4. Step 4: Simplify right side
    1,960,020,909x = 2,888,599,022,248,737,792
  5. Step 5: Solve for x
    x = 2,888,599,022,248,737,792/1,960,020,909
  6. Step 6: Final answer
    x = 1,473,759,289.50

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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.