Home / 170,254,545.23-234,705,376.51-121,276,942.67

Finding the Fourth Proportional to 170,254,545.23, 234,705,376.51 and 121,276,942.67

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Solution

The fourth proportional to 170,254,545.23, 234,705,376.51 and 121,276,942.67 is: 167,187,022.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,254,545.23 : 234,705,376.51 = 121,276,942.67 : x
  2. Step 2: Convert to fraction form
    170,254,545.23/234,705,376.51 = 121,276,942.67/x
  3. Step 3: Cross multiply
    170,254,545.23x = 234,705,376.51 × 121,276,942.67
  4. Step 4: Simplify right side
    170,254,545.23x = 28,464,350,491,627,604
  5. Step 5: Solve for x
    x = 28,464,350,491,627,604/170,254,545.23
  6. Step 6: Final answer
    x = 167,187,022.54

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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.