Home / 308,944,680.86-425,937,967.46-222,943,052.03

Finding the Fourth Proportional to 308,944,680.86, 425,937,967.46 and 222,943,052.03

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Solution

The fourth proportional to 308,944,680.86, 425,937,967.46 and 222,943,052.03 is: 307,368,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,944,680.86 : 425,937,967.46 = 222,943,052.03 : x
  2. Step 2: Convert to fraction form
    308,944,680.86/425,937,967.46 = 222,943,052.03/x
  3. Step 3: Cross multiply
    308,944,680.86x = 425,937,967.46 × 222,943,052.03
  4. Step 4: Simplify right side
    308,944,680.86x = 94,959,910,438,578,864
  5. Step 5: Solve for x
    x = 94,959,910,438,578,864/308,944,680.86
  6. Step 6: Final answer
    x = 307,368,653.10

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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.