Home / 727,654,029.30-1,091,480,919.34-230,013,880.55

Finding the Fourth Proportional to 727,654,029.30, 1,091,480,919.34 and 230,013,880.55

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Solution

The fourth proportional to 727,654,029.30, 1,091,480,919.34 and 230,013,880.55 is: 345,020,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,654,029.30 : 1,091,480,919.34 = 230,013,880.55 : x
  2. Step 2: Convert to fraction form
    727,654,029.30/1,091,480,919.34 = 230,013,880.55/x
  3. Step 3: Cross multiply
    727,654,029.30x = 1,091,480,919.34 × 230,013,880.55
  4. Step 4: Simplify right side
    727,654,029.30x = 251,055,761,804,033,600
  5. Step 5: Solve for x
    x = 251,055,761,804,033,600/727,654,029.30
  6. Step 6: Final answer
    x = 345,020,781.43

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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.