Home / 243,793,316.43-336,418,213.14-133,792,115.31

Finding the Fourth Proportional to 243,793,316.43, 336,418,213.14 and 133,792,115.31

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Solution

The fourth proportional to 243,793,316.43, 336,418,213.14 and 133,792,115.31 is: 184,624,029.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,793,316.43 : 336,418,213.14 = 133,792,115.31 : x
  2. Step 2: Convert to fraction form
    243,793,316.43/336,418,213.14 = 133,792,115.31/x
  3. Step 3: Cross multiply
    243,793,316.43x = 336,418,213.14 × 133,792,115.31
  4. Step 4: Simplify right side
    243,793,316.43x = 45,010,104,364,811,040
  5. Step 5: Solve for x
    x = 45,010,104,364,811,040/243,793,316.43
  6. Step 6: Final answer
    x = 184,624,029.17

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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.