Home / 146,449,808.71-202,087,377.30-86,900,841.64

Finding the Fourth Proportional to 146,449,808.71, 202,087,377.30 and 86,900,841.64

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Solution

The fourth proportional to 146,449,808.71, 202,087,377.30 and 86,900,841.64 is: 119,915,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,449,808.71 : 202,087,377.30 = 86,900,841.64 : x
  2. Step 2: Convert to fraction form
    146,449,808.71/202,087,377.30 = 86,900,841.64/x
  3. Step 3: Cross multiply
    146,449,808.71x = 202,087,377.30 × 86,900,841.64
  4. Step 4: Simplify right side
    146,449,808.71x = 17,561,563,172,190,232
  5. Step 5: Solve for x
    x = 17,561,563,172,190,232/146,449,808.71
  6. Step 6: Final answer
    x = 119,915,234.62

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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.