Home / 1,067,119,984.30-1,600,679,976.45-885,721,456.30

Finding the Fourth Proportional to 1,067,119,984.30, 1,600,679,976.45 and 885,721,456.30

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Solution

The fourth proportional to 1,067,119,984.30, 1,600,679,976.45 and 885,721,456.30 is: 1,328,582,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,119,984.30 : 1,600,679,976.45 = 885,721,456.30 : x
  2. Step 2: Convert to fraction form
    1,067,119,984.30/1,600,679,976.45 = 885,721,456.30/x
  3. Step 3: Cross multiply
    1,067,119,984.30x = 1,600,679,976.45 × 885,721,456.30
  4. Step 4: Simplify right side
    1,067,119,984.30x = 1,417,756,599,811,543,552
  5. Step 5: Solve for x
    x = 1,417,756,599,811,543,552/1,067,119,984.30
  6. Step 6: Final answer
    x = 1,328,582,184.45

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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.