Home / 243,081,453.25-335,452,421.89-133,073,166.25

Finding the Fourth Proportional to 243,081,453.25, 335,452,421.89 and 133,073,166.25

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Solution

The fourth proportional to 243,081,453.25, 335,452,421.89 and 133,073,166.25 is: 183,640,978.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,081,453.25 : 335,452,421.89 = 133,073,166.25 : x
  2. Step 2: Convert to fraction form
    243,081,453.25/335,452,421.89 = 133,073,166.25/x
  3. Step 3: Cross multiply
    243,081,453.25x = 335,452,421.89 × 133,073,166.25
  4. Step 4: Simplify right side
    243,081,453.25x = 44,639,715,908,101,152
  5. Step 5: Solve for x
    x = 44,639,715,908,101,152/243,081,453.25
  6. Step 6: Final answer
    x = 183,640,978.41

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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.