Home / 74,246,541.85-111,369,812.78-40,234,317.85

Finding the Fourth Proportional to 74,246,541.85, 111,369,812.78 and 40,234,317.85

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Solution

The fourth proportional to 74,246,541.85, 111,369,812.78 and 40,234,317.85 is: 60,351,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,246,541.85 : 111,369,812.78 = 40,234,317.85 : x
  2. Step 2: Convert to fraction form
    74,246,541.85/111,369,812.78 = 40,234,317.85/x
  3. Step 3: Cross multiply
    74,246,541.85x = 111,369,812.78 × 40,234,317.85
  4. Step 4: Simplify right side
    74,246,541.85x = 4,480,888,446,084,341
  5. Step 5: Solve for x
    x = 4,480,888,446,084,341/74,246,541.85
  6. Step 6: Final answer
    x = 60,351,476.78

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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.