Home / 798,841,809.80-1,196,471,124.30-655,514,577.80

Finding the Fourth Proportional to 798,841,809.80, 1,196,471,124.30 and 655,514,577.80

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Solution

The fourth proportional to 798,841,809.80, 1,196,471,124.30 and 655,514,577.80 is: 981,801,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,841,809.80 : 1,196,471,124.30 = 655,514,577.80 : x
  2. Step 2: Convert to fraction form
    798,841,809.80/1,196,471,124.30 = 655,514,577.80/x
  3. Step 3: Cross multiply
    798,841,809.80x = 1,196,471,124.30 × 655,514,577.80
  4. Step 4: Simplify right side
    798,841,809.80x = 784,304,263,895,405,696
  5. Step 5: Solve for x
    x = 784,304,263,895,405,696/798,841,809.80
  6. Step 6: Final answer
    x = 981,801,721.28

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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.