Home / 826,848,035.70-1,240,272,053.55-711,962,301.30

Finding the Fourth Proportional to 826,848,035.70, 1,240,272,053.55 and 711,962,301.30

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Solution

The fourth proportional to 826,848,035.70, 1,240,272,053.55 and 711,962,301.30 is: 1,067,943,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,848,035.70 : 1,240,272,053.55 = 711,962,301.30 : x
  2. Step 2: Convert to fraction form
    826,848,035.70/1,240,272,053.55 = 711,962,301.30/x
  3. Step 3: Cross multiply
    826,848,035.70x = 1,240,272,053.55 × 711,962,301.30
  4. Step 4: Simplify right side
    826,848,035.70x = 883,026,945,483,534,720
  5. Step 5: Solve for x
    x = 883,026,945,483,534,720/826,848,035.70
  6. Step 6: Final answer
    x = 1,067,943,451.95

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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.