Home / 45,055,163.72-67,472,518.95-40,688,164.14

Finding the Fourth Proportional to 45,055,163.72, 67,472,518.95 and 40,688,164.14

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Solution

The fourth proportional to 45,055,163.72, 67,472,518.95 and 40,688,164.14 is: 60,932,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,055,163.72 : 67,472,518.95 = 40,688,164.14 : x
  2. Step 2: Convert to fraction form
    45,055,163.72/67,472,518.95 = 40,688,164.14/x
  3. Step 3: Cross multiply
    45,055,163.72x = 67,472,518.95 × 40,688,164.14
  4. Step 4: Simplify right side
    45,055,163.72x = 2,745,332,925,976,860.50
  5. Step 5: Solve for x
    x = 2,745,332,925,976,860.50/45,055,163.72
  6. Step 6: Final answer
    x = 60,932,703.37

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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.