Home / 229,148,620,939.64-316,210,848,609.54-126,259,982,861.92

Finding the Fourth Proportional to 229,148,620,939.64, 316,210,848,609.54 and 126,259,982,861.92

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Solution

The fourth proportional to 229,148,620,939.64, 316,210,848,609.54 and 126,259,982,861.92 is: 174,230,925,599.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,148,620,939.64 : 316,210,848,609.54 = 126,259,982,861.92 : x
  2. Step 2: Convert to fraction form
    229,148,620,939.64/316,210,848,609.54 = 126,259,982,861.92/x
  3. Step 3: Cross multiply
    229,148,620,939.64x = 316,210,848,609.54 × 126,259,982,861.92
  4. Step 4: Simplify right side
    229,148,620,939.64x = 39,924,776,326,193,697,783,808
  5. Step 5: Solve for x
    x = 39,924,776,326,193,697,783,808/229,148,620,939.64
  6. Step 6: Final answer
    x = 174,230,925,599.64

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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.