Home / 483,976,620,834.32-667,946,303,040.66-275,454,242,654.78

Finding the Fourth Proportional to 483,976,620,834.32, 667,946,303,040.66 and 275,454,242,654.78

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Solution

The fourth proportional to 483,976,620,834.32, 667,946,303,040.66 and 275,454,242,654.78 is: 380,160,187,739.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,976,620,834.32 : 667,946,303,040.66 = 275,454,242,654.78 : x
  2. Step 2: Convert to fraction form
    483,976,620,834.32/667,946,303,040.66 = 275,454,242,654.78/x
  3. Step 3: Cross multiply
    483,976,620,834.32x = 667,946,303,040.66 × 275,454,242,654.78
  4. Step 4: Simplify right side
    483,976,620,834.32x = 183,988,643,038,125,201,817,600
  5. Step 5: Solve for x
    x = 183,988,643,038,125,201,817,600/483,976,620,834.32
  6. Step 6: Final answer
    x = 380,160,187,739.96

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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.