Home / 109,321,237.07-163,982,166.89-31,604,467.75

Finding the Fourth Proportional to 109,321,237.07, 163,982,166.89 and 31,604,467.75

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Solution

The fourth proportional to 109,321,237.07, 163,982,166.89 and 31,604,467.75 is: 47,406,791.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,321,237.07 : 163,982,166.89 = 31,604,467.75 : x
  2. Step 2: Convert to fraction form
    109,321,237.07/163,982,166.89 = 31,604,467.75/x
  3. Step 3: Cross multiply
    109,321,237.07x = 163,982,166.89 × 31,604,467.75
  4. Step 4: Simplify right side
    109,321,237.07x = 5,182,569,105,050,122
  5. Step 5: Solve for x
    x = 5,182,569,105,050,122/109,321,237.07
  6. Step 6: Final answer
    x = 47,406,791.62

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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.