Home / 203,149,607.84-280,363,748.40-115,059,276

Finding the Fourth Proportional to 203,149,607.84, 280,363,748.40 and 115,059,276

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Solution

The fourth proportional to 203,149,607.84, 280,363,748.40 and 115,059,276 is: 158,791,593.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,149,607.84 : 280,363,748.40 = 115,059,276 : x
  2. Step 2: Convert to fraction form
    203,149,607.84/280,363,748.40 = 115,059,276/x
  3. Step 3: Cross multiply
    203,149,607.84x = 280,363,748.40 × 115,059,276
  4. Step 4: Simplify right side
    203,149,607.84x = 32,258,449,907,550,156
  5. Step 5: Solve for x
    x = 32,258,449,907,550,156/203,149,607.84
  6. Step 6: Final answer
    x = 158,791,593.30

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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.