Home / 84,839,353.65-117,078,384.42-48,169,924.65

Finding the Fourth Proportional to 84,839,353.65, 117,078,384.42 and 48,169,924.65

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Solution

The fourth proportional to 84,839,353.65, 117,078,384.42 and 48,169,924.65 is: 66,474,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,839,353.65 : 117,078,384.42 = 48,169,924.65 : x
  2. Step 2: Convert to fraction form
    84,839,353.65/117,078,384.42 = 48,169,924.65/x
  3. Step 3: Cross multiply
    84,839,353.65x = 117,078,384.42 × 48,169,924.65
  4. Step 4: Simplify right side
    84,839,353.65x = 5,639,656,955,655,134
  5. Step 5: Solve for x
    x = 5,639,656,955,655,134/84,839,353.65
  6. Step 6: Final answer
    x = 66,474,539.39

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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.