Home / 161,175,063.06-222,415,098.21-87,834,630.42

Finding the Fourth Proportional to 161,175,063.06, 222,415,098.21 and 87,834,630.42

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Solution

The fourth proportional to 161,175,063.06, 222,415,098.21 and 87,834,630.42 is: 121,208,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,175,063.06 : 222,415,098.21 = 87,834,630.42 : x
  2. Step 2: Convert to fraction form
    161,175,063.06/222,415,098.21 = 87,834,630.42/x
  3. Step 3: Cross multiply
    161,175,063.06x = 222,415,098.21 × 87,834,630.42
  4. Step 4: Simplify right side
    161,175,063.06x = 19,535,747,951,103,356
  5. Step 5: Solve for x
    x = 19,535,747,951,103,356/161,175,063.06
  6. Step 6: Final answer
    x = 121,208,253.81

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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.