Home / 483,976,620,835.32-667,946,303,042.04-275,454,242,655.78

Finding the Fourth Proportional to 483,976,620,835.32, 667,946,303,042.04 and 275,454,242,655.78

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Solution

The fourth proportional to 483,976,620,835.32, 667,946,303,042.04 and 275,454,242,655.78 is: 380,160,187,741.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,976,620,835.32 : 667,946,303,042.04 = 275,454,242,655.78 : x
  2. Step 2: Convert to fraction form
    483,976,620,835.32/667,946,303,042.04 = 275,454,242,655.78/x
  3. Step 3: Cross multiply
    483,976,620,835.32x = 667,946,303,042.04 × 275,454,242,655.78
  4. Step 4: Simplify right side
    483,976,620,835.32x = 183,988,643,039,173,274,501,120
  5. Step 5: Solve for x
    x = 183,988,643,039,173,274,501,120/483,976,620,835.32
  6. Step 6: Final answer
    x = 380,160,187,741.34

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Double scale
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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.