Home / 708,588,733.80-1,062,883,100.70-477,305,610.60

Finding the Fourth Proportional to 708,588,733.80, 1,062,883,100.70 and 477,305,610.60

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Solution

The fourth proportional to 708,588,733.80, 1,062,883,100.70 and 477,305,610.60 is: 715,958,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,733.80 : 1,062,883,100.70 = 477,305,610.60 : x
  2. Step 2: Convert to fraction form
    708,588,733.80/1,062,883,100.70 = 477,305,610.60/x
  3. Step 3: Cross multiply
    708,588,733.80x = 1,062,883,100.70 × 477,305,610.60
  4. Step 4: Simplify right side
    708,588,733.80x = 507,320,067,376,034,816
  5. Step 5: Solve for x
    x = 507,320,067,376,034,816/708,588,733.80
  6. Step 6: Final answer
    x = 715,958,415.90

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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.