Home / 238,240,079.82-357,417,569.79-82,771,260.48

Finding the Fourth Proportional to 238,240,079.82, 357,417,569.79 and 82,771,260.48

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Solution

The fourth proportional to 238,240,079.82, 357,417,569.79 and 82,771,260.48 is: 124,176,850.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,240,079.82 : 357,417,569.79 = 82,771,260.48 : x
  2. Step 2: Convert to fraction form
    238,240,079.82/357,417,569.79 = 82,771,260.48/x
  3. Step 3: Cross multiply
    238,240,079.82x = 357,417,569.79 × 82,771,260.48
  4. Step 4: Simplify right side
    238,240,079.82x = 29,583,902,769,216,672
  5. Step 5: Solve for x
    x = 29,583,902,769,216,672/238,240,079.82
  6. Step 6: Final answer
    x = 124,176,850.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.