Home / 243,793,313.94-336,418,209.78-133,792,112.82

Finding the Fourth Proportional to 243,793,313.94, 336,418,209.78 and 133,792,112.82

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Solution

The fourth proportional to 243,793,313.94, 336,418,209.78 and 133,792,112.82 is: 184,624,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,793,313.94 : 336,418,209.78 = 133,792,112.82 : x
  2. Step 2: Convert to fraction form
    243,793,313.94/336,418,209.78 = 133,792,112.82/x
  3. Step 3: Cross multiply
    243,793,313.94x = 336,418,209.78 × 133,792,112.82
  4. Step 4: Simplify right side
    243,793,313.94x = 45,010,103,077,588,184
  5. Step 5: Solve for x
    x = 45,010,103,077,588,184/243,793,313.94
  6. Step 6: Final answer
    x = 184,624,025.78

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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.