Home / 227,148,725.71-313,723,811.91-152,679,998.89

Finding the Fourth Proportional to 227,148,725.71, 313,723,811.91 and 152,679,998.89

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Solution

The fourth proportional to 227,148,725.71, 313,723,811.91 and 152,679,998.89 is: 210,872,198.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,148,725.71 : 313,723,811.91 = 152,679,998.89 : x
  2. Step 2: Convert to fraction form
    227,148,725.71/313,723,811.91 = 152,679,998.89/x
  3. Step 3: Cross multiply
    227,148,725.71x = 313,723,811.91 × 152,679,998.89
  4. Step 4: Simplify right side
    227,148,725.71x = 47,899,351,254,185,368
  5. Step 5: Solve for x
    x = 47,899,351,254,185,368/227,148,725.71
  6. Step 6: Final answer
    x = 210,872,198.84

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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.