Home / 956,659,044.56-1,320,189,468.36-516,625,883.60

Finding the Fourth Proportional to 956,659,044.56, 1,320,189,468.36 and 516,625,883.60

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Solution

The fourth proportional to 956,659,044.56, 1,320,189,468.36 and 516,625,883.60 is: 712,943,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,659,044.56 : 1,320,189,468.36 = 516,625,883.60 : x
  2. Step 2: Convert to fraction form
    956,659,044.56/1,320,189,468.36 = 516,625,883.60/x
  3. Step 3: Cross multiply
    956,659,044.56x = 1,320,189,468.36 × 516,625,883.60
  4. Step 4: Simplify right side
    956,659,044.56x = 682,044,050,610,899,200
  5. Step 5: Solve for x
    x = 682,044,050,610,899,200/956,659,044.56
  6. Step 6: Final answer
    x = 712,943,712.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.