Home / 226,399,232.71-312,429,063.03-127,280,421.93

Finding the Fourth Proportional to 226,399,232.71, 312,429,063.03 and 127,280,421.93

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Solution

The fourth proportional to 226,399,232.71, 312,429,063.03 and 127,280,421.93 is: 175,645,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,399,232.71 : 312,429,063.03 = 127,280,421.93 : x
  2. Step 2: Convert to fraction form
    226,399,232.71/312,429,063.03 = 127,280,421.93/x
  3. Step 3: Cross multiply
    226,399,232.71x = 312,429,063.03 × 127,280,421.93
  4. Step 4: Simplify right side
    226,399,232.71x = 39,766,102,965,652,960
  5. Step 5: Solve for x
    x = 39,766,102,965,652,960/226,399,232.71
  6. Step 6: Final answer
    x = 175,645,926.40

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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.