Home / 302,129,035,902.64-416,935,910,857.78-164,951,857,652.13

Finding the Fourth Proportional to 302,129,035,902.64, 416,935,910,857.78 and 164,951,857,652.13

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Solution

The fourth proportional to 302,129,035,902.64, 416,935,910,857.78 and 164,951,857,652.13 is: 227,632,384,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,129,035,902.64 : 416,935,910,857.78 = 164,951,857,652.13 : x
  2. Step 2: Convert to fraction form
    302,129,035,902.64/416,935,910,857.78 = 164,951,857,652.13/x
  3. Step 3: Cross multiply
    302,129,035,902.64x = 416,935,910,857.78 × 164,951,857,652.13
  4. Step 4: Simplify right side
    302,129,035,902.64x = 68,774,353,017,873,698,390,016
  5. Step 5: Solve for x
    x = 68,774,353,017,873,698,390,016/302,129,035,902.64
  6. Step 6: Final answer
    x = 227,632,384,992.07

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1.5x scale

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.