Home / 708,591,493.80-1,062,887,240.70-622,498,051.80

Finding the Fourth Proportional to 708,591,493.80, 1,062,887,240.70 and 622,498,051.80

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Solution

The fourth proportional to 708,591,493.80, 1,062,887,240.70 and 622,498,051.80 is: 933,747,077.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,591,493.80 : 1,062,887,240.70 = 622,498,051.80 : x
  2. Step 2: Convert to fraction form
    708,591,493.80/1,062,887,240.70 = 622,498,051.80/x
  3. Step 3: Cross multiply
    708,591,493.80x = 1,062,887,240.70 × 622,498,051.80
  4. Step 4: Simplify right side
    708,591,493.80x = 661,645,236,618,827,648
  5. Step 5: Solve for x
    x = 661,645,236,618,827,648/708,591,493.80
  6. Step 6: Final answer
    x = 933,747,077.70

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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.