Home / 699,034,986,821.08-957,662,006,133.54-672,899,191,365.24

Finding the Fourth Proportional to 699,034,986,821.08, 957,662,006,133.54 and 672,899,191,365.24

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Solution

The fourth proportional to 699,034,986,821.08, 957,662,006,133.54 and 672,899,191,365.24 is: 921,856,561,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,034,986,821.08 : 957,662,006,133.54 = 672,899,191,365.24 : x
  2. Step 2: Convert to fraction form
    699,034,986,821.08/957,662,006,133.54 = 672,899,191,365.24/x
  3. Step 3: Cross multiply
    699,034,986,821.08x = 957,662,006,133.54 × 672,899,191,365.24
  4. Step 4: Simplify right side
    699,034,986,821.08x = 644,409,989,528,472,571,084,800
  5. Step 5: Solve for x
    x = 644,409,989,528,472,571,084,800/699,034,986,821.08
  6. Step 6: Final answer
    x = 921,856,561,799.55

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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.