Home / 248,795,116.32-343,344,545.62-135,771,890.96

Finding the Fourth Proportional to 248,795,116.32, 343,344,545.62 and 135,771,890.96

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Solution

The fourth proportional to 248,795,116.32, 343,344,545.62 and 135,771,890.96 is: 187,369,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,795,116.32 : 343,344,545.62 = 135,771,890.96 : x
  2. Step 2: Convert to fraction form
    248,795,116.32/343,344,545.62 = 135,771,890.96/x
  3. Step 3: Cross multiply
    248,795,116.32x = 343,344,545.62 × 135,771,890.96
  4. Step 4: Simplify right side
    248,795,116.32x = 46,616,538,209,629,392
  5. Step 5: Solve for x
    x = 46,616,538,209,629,392/248,795,116.32
  6. Step 6: Final answer
    x = 187,369,185.13

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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.