Home / 162,164,808.30-223,786,326.39-87,823,659.14

Finding the Fourth Proportional to 162,164,808.30, 223,786,326.39 and 87,823,659.14

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Solution

The fourth proportional to 162,164,808.30, 223,786,326.39 and 87,823,659.14 is: 121,196,048.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,164,808.30 : 223,786,326.39 = 87,823,659.14 : x
  2. Step 2: Convert to fraction form
    162,164,808.30/223,786,326.39 = 87,823,659.14/x
  3. Step 3: Cross multiply
    162,164,808.30x = 223,786,326.39 × 87,823,659.14
  4. Step 4: Simplify right side
    162,164,808.30x = 19,653,734,049,068,144
  5. Step 5: Solve for x
    x = 19,653,734,049,068,144/162,164,808.30
  6. Step 6: Final answer
    x = 121,196,048.98

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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.