Home / 699,034,986,859.73-957,662,006,186.46-672,899,191,403.90

Finding the Fourth Proportional to 699,034,986,859.73, 957,662,006,186.46 and 672,899,191,403.90

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Solution

The fourth proportional to 699,034,986,859.73, 957,662,006,186.46 and 672,899,191,403.90 is: 921,856,561,852.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,034,986,859.73 : 957,662,006,186.46 = 672,899,191,403.90 : x
  2. Step 2: Convert to fraction form
    699,034,986,859.73/957,662,006,186.46 = 672,899,191,403.90/x
  3. Step 3: Cross multiply
    699,034,986,859.73x = 957,662,006,186.46 × 672,899,191,403.90
  4. Step 4: Simplify right side
    699,034,986,859.73x = 644,409,989,601,105,568,333,824
  5. Step 5: Solve for x
    x = 644,409,989,601,105,568,333,824/699,034,986,859.73
  6. Step 6: Final answer
    x = 921,856,561,852.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.