Home / 158,227,169.25-218,298,848.58-99,494,303.79

Finding the Fourth Proportional to 158,227,169.25, 218,298,848.58 and 99,494,303.79

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Solution

The fourth proportional to 158,227,169.25, 218,298,848.58 and 99,494,303.79 is: 137,267,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,227,169.25 : 218,298,848.58 = 99,494,303.79 : x
  2. Step 2: Convert to fraction form
    158,227,169.25/218,298,848.58 = 99,494,303.79/x
  3. Step 3: Cross multiply
    158,227,169.25x = 218,298,848.58 × 99,494,303.79
  4. Step 4: Simplify right side
    158,227,169.25x = 21,719,491,957,625,732
  5. Step 5: Solve for x
    x = 21,719,491,957,625,732/158,227,169.25
  6. Step 6: Final answer
    x = 137,267,778.10

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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.