Home / 273,869,715.74-377,980,771.41-173,407,490.55

Finding the Fourth Proportional to 273,869,715.74, 377,980,771.41 and 173,407,490.55

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Solution

The fourth proportional to 273,869,715.74, 377,980,771.41 and 173,407,490.55 is: 239,328,020.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,869,715.74 : 377,980,771.41 = 173,407,490.55 : x
  2. Step 2: Convert to fraction form
    273,869,715.74/377,980,771.41 = 173,407,490.55/x
  3. Step 3: Cross multiply
    273,869,715.74x = 377,980,771.41 × 173,407,490.55
  4. Step 4: Simplify right side
    273,869,715.74x = 65,544,697,046,361,296
  5. Step 5: Solve for x
    x = 65,544,697,046,361,296/273,869,715.74
  6. Step 6: Final answer
    x = 239,328,020.88

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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.