Home / 461,971,271.40-693,044,304.48-185,643,996.36

Finding the Fourth Proportional to 461,971,271.40, 693,044,304.48 and 185,643,996.36

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Solution

The fourth proportional to 461,971,271.40, 693,044,304.48 and 185,643,996.36 is: 278,501,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,971,271.40 : 693,044,304.48 = 185,643,996.36 : x
  2. Step 2: Convert to fraction form
    461,971,271.40/693,044,304.48 = 185,643,996.36/x
  3. Step 3: Cross multiply
    461,971,271.40x = 693,044,304.48 × 185,643,996.36
  4. Step 4: Simplify right side
    461,971,271.40x = 128,659,514,338,203,872
  5. Step 5: Solve for x
    x = 128,659,514,338,203,872/461,971,271.40
  6. Step 6: Final answer
    x = 278,501,115.34

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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.