Home / 1,997,498,351.72-2,756,543,731.62-1,117,432,055.72

Finding the Fourth Proportional to 1,997,498,351.72, 2,756,543,731.62 and 1,117,432,055.72

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Solution

The fourth proportional to 1,997,498,351.72, 2,756,543,731.62 and 1,117,432,055.72 is: 1,542,054,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,498,351.72 : 2,756,543,731.62 = 1,117,432,055.72 : x
  2. Step 2: Convert to fraction form
    1,997,498,351.72/2,756,543,731.62 = 1,117,432,055.72/x
  3. Step 3: Cross multiply
    1,997,498,351.72x = 2,756,543,731.62 × 1,117,432,055.72
  4. Step 4: Simplify right side
    1,997,498,351.72x = 3,080,250,328,706,216,448
  5. Step 5: Solve for x
    x = 3,080,250,328,706,216,448/1,997,498,351.72
  6. Step 6: Final answer
    x = 1,542,054,002.72

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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.