Home / 896,791,859.40-1,345,187,789.10-550,623,001.80

Finding the Fourth Proportional to 896,791,859.40, 1,345,187,789.10 and 550,623,001.80

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Solution

The fourth proportional to 896,791,859.40, 1,345,187,789.10 and 550,623,001.80 is: 825,934,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,791,859.40 : 1,345,187,789.10 = 550,623,001.80 : x
  2. Step 2: Convert to fraction form
    896,791,859.40/1,345,187,789.10 = 550,623,001.80/x
  3. Step 3: Cross multiply
    896,791,859.40x = 1,345,187,789.10 × 550,623,001.80
  4. Step 4: Simplify right side
    896,791,859.40x = 740,691,338,418,947,200
  5. Step 5: Solve for x
    x = 740,691,338,418,947,200/896,791,859.40
  6. Step 6: Final answer
    x = 825,934,502.70

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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.