Home / 243,548,306.46-336,145,489.90-144,484,040.84

Finding the Fourth Proportional to 243,548,306.46, 336,145,489.90 and 144,484,040.84

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Solution

The fourth proportional to 243,548,306.46, 336,145,489.90 and 144,484,040.84 is: 199,416,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,548,306.46 : 336,145,489.90 = 144,484,040.84 : x
  2. Step 2: Convert to fraction form
    243,548,306.46/336,145,489.90 = 144,484,040.84/x
  3. Step 3: Cross multiply
    243,548,306.46x = 336,145,489.90 × 144,484,040.84
  4. Step 4: Simplify right side
    243,548,306.46x = 48,567,658,689,212,680
  5. Step 5: Solve for x
    x = 48,567,658,689,212,680/243,548,306.46
  6. Step 6: Final answer
    x = 199,416,942.76

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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.