Home / 211,802,022.45-317,521,076.49-73,609,675.11

Finding the Fourth Proportional to 211,802,022.45, 317,521,076.49 and 73,609,675.11

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Solution

The fourth proportional to 211,802,022.45, 317,521,076.49 and 73,609,675.11 is: 110,351,275.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,802,022.45 : 317,521,076.49 = 73,609,675.11 : x
  2. Step 2: Convert to fraction form
    211,802,022.45/317,521,076.49 = 73,609,675.11/x
  3. Step 3: Cross multiply
    211,802,022.45x = 317,521,076.49 × 73,609,675.11
  4. Step 4: Simplify right side
    211,802,022.45x = 23,372,623,281,006,360
  5. Step 5: Solve for x
    x = 23,372,623,281,006,360/211,802,022.45
  6. Step 6: Final answer
    x = 110,351,275.26

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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.