Home / 826,848,016.20-1,240,272,024.30-711,962,281.80

Finding the Fourth Proportional to 826,848,016.20, 1,240,272,024.30 and 711,962,281.80

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Solution

The fourth proportional to 826,848,016.20, 1,240,272,024.30 and 711,962,281.80 is: 1,067,943,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,848,016.20 : 1,240,272,024.30 = 711,962,281.80 : x
  2. Step 2: Convert to fraction form
    826,848,016.20/1,240,272,024.30 = 711,962,281.80/x
  3. Step 3: Cross multiply
    826,848,016.20x = 1,240,272,024.30 × 711,962,281.80
  4. Step 4: Simplify right side
    826,848,016.20x = 883,026,900,473,332,992
  5. Step 5: Solve for x
    x = 883,026,900,473,332,992/826,848,016.20
  6. Step 6: Final answer
    x = 1,067,943,422.70

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1.5x scale

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.