Home / 173,845,007.70-260,673,033.15-71,619,378.90

Finding the Fourth Proportional to 173,845,007.70, 260,673,033.15 and 71,619,378.90

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Solution

The fourth proportional to 173,845,007.70, 260,673,033.15 and 71,619,378.90 is: 107,390,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,845,007.70 : 260,673,033.15 = 71,619,378.90 : x
  2. Step 2: Convert to fraction form
    173,845,007.70/260,673,033.15 = 71,619,378.90/x
  3. Step 3: Cross multiply
    173,845,007.70x = 260,673,033.15 × 71,619,378.90
  4. Step 4: Simplify right side
    173,845,007.70x = 18,669,240,730,182,112
  5. Step 5: Solve for x
    x = 18,669,240,730,182,112/173,845,007.70
  6. Step 6: Final answer
    x = 107,390,145.84

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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.