Home / 79,911,456,868.62-110,263,794,439.76-45,601,498,362.78

Finding the Fourth Proportional to 79,911,456,868.62, 110,263,794,439.76 and 45,601,498,362.78

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Solution

The fourth proportional to 79,911,456,868.62, 110,263,794,439.76 and 45,601,498,362.78 is: 62,922,069,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,911,456,868.62 : 110,263,794,439.76 = 45,601,498,362.78 : x
  2. Step 2: Convert to fraction form
    79,911,456,868.62/110,263,794,439.76 = 45,601,498,362.78/x
  3. Step 3: Cross multiply
    79,911,456,868.62x = 110,263,794,439.76 × 45,601,498,362.78
  4. Step 4: Simplify right side
    79,911,456,868.62x = 5,028,194,241,618,626,215,936
  5. Step 5: Solve for x
    x = 5,028,194,241,618,626,215,936/79,911,456,868.62
  6. Step 6: Final answer
    x = 62,922,069,483.55

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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.