Home / 985,333,020.88-1,359,613,301.16-598,449,123.27

Finding the Fourth Proportional to 985,333,020.88, 1,359,613,301.16 and 598,449,123.27

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Solution

The fourth proportional to 985,333,020.88, 1,359,613,301.16 and 598,449,123.27 is: 825,770,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,333,020.88 : 1,359,613,301.16 = 598,449,123.27 : x
  2. Step 2: Convert to fraction form
    985,333,020.88/1,359,613,301.16 = 598,449,123.27/x
  3. Step 3: Cross multiply
    985,333,020.88x = 1,359,613,301.16 × 598,449,123.27
  4. Step 4: Simplify right side
    985,333,020.88x = 813,659,388,063,216,128
  5. Step 5: Solve for x
    x = 813,659,388,063,216,128/985,333,020.88
  6. Step 6: Final answer
    x = 825,770,953.39

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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.