Home / 242,145,972.39-334,168,498.94-132,144,770.79

Finding the Fourth Proportional to 242,145,972.39, 334,168,498.94 and 132,144,770.79

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Solution

The fourth proportional to 242,145,972.39, 334,168,498.94 and 132,144,770.79 is: 182,363,634.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,145,972.39 : 334,168,498.94 = 132,144,770.79 : x
  2. Step 2: Convert to fraction form
    242,145,972.39/334,168,498.94 = 132,144,770.79/x
  3. Step 3: Cross multiply
    242,145,972.39x = 334,168,498.94 × 132,144,770.79
  4. Step 4: Simplify right side
    242,145,972.39x = 44,158,619,697,003,936
  5. Step 5: Solve for x
    x = 44,158,619,697,003,936/242,145,972.39
  6. Step 6: Final answer
    x = 182,363,634.88

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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.