Home / 254,204,803.20-381,342,634.20-108,637,208.40

Finding the Fourth Proportional to 254,204,803.20, 381,342,634.20 and 108,637,208.40

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Solution

The fourth proportional to 254,204,803.20, 381,342,634.20 and 108,637,208.40 is: 162,970,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,204,803.20 : 381,342,634.20 = 108,637,208.40 : x
  2. Step 2: Convert to fraction form
    254,204,803.20/381,342,634.20 = 108,637,208.40/x
  3. Step 3: Cross multiply
    254,204,803.20x = 381,342,634.20 × 108,637,208.40
  4. Step 4: Simplify right side
    254,204,803.20x = 41,427,999,223,390,368
  5. Step 5: Solve for x
    x = 41,427,999,223,390,368/254,204,803.20
  6. Step 6: Final answer
    x = 162,970,953.74

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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.