Home / 243,081,453.70-335,452,422.48-133,073,166.70

Finding the Fourth Proportional to 243,081,453.70, 335,452,422.48 and 133,073,166.70

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Solution

The fourth proportional to 243,081,453.70, 335,452,422.48 and 133,073,166.70 is: 183,640,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,081,453.70 : 335,452,422.48 = 133,073,166.70 : x
  2. Step 2: Convert to fraction form
    243,081,453.70/335,452,422.48 = 133,073,166.70/x
  3. Step 3: Cross multiply
    243,081,453.70x = 335,452,422.48 × 133,073,166.70
  4. Step 4: Simplify right side
    243,081,453.70x = 44,639,716,137,269,360
  5. Step 5: Solve for x
    x = 44,639,716,137,269,360/243,081,453.70
  6. Step 6: Final answer
    x = 183,640,979.01

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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.