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Finding the Fourth Proportional to 310,895,459.96, 466,504,586.90 and 126,797,999.00

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Solution

The fourth proportional to 310,895,459.96, 466,504,586.90 and 126,797,999.00 is: 190,262,823.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,895,459.96 : 466,504,586.90 = 126,797,999.00 : x
  2. Step 2: Convert to fraction form
    310,895,459.96/466,504,586.90 = 126,797,999.00/x
  3. Step 3: Cross multiply
    310,895,459.96x = 466,504,586.90 × 126,797,999.00
  4. Step 4: Simplify right side
    310,895,459.96x = 59,151,848,143,017,312
  5. Step 5: Solve for x
    x = 59,151,848,143,017,312/310,895,459.96
  6. Step 6: Final answer
    x = 190,262,823.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.