Home / 727,955,725.20-1,091,933,587.80-236,668,045.20

Finding the Fourth Proportional to 727,955,725.20, 1,091,933,587.80 and 236,668,045.20

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Solution

The fourth proportional to 727,955,725.20, 1,091,933,587.80 and 236,668,045.20 is: 355,002,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,955,725.20 : 1,091,933,587.80 = 236,668,045.20 : x
  2. Step 2: Convert to fraction form
    727,955,725.20/1,091,933,587.80 = 236,668,045.20/x
  3. Step 3: Cross multiply
    727,955,725.20x = 1,091,933,587.80 × 236,668,045.20
  4. Step 4: Simplify right side
    727,955,725.20x = 258,425,787,712,848,544
  5. Step 5: Solve for x
    x = 258,425,787,712,848,544/727,955,725.20
  6. Step 6: Final answer
    x = 355,002,067.80

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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.