Home / 740,976,106.82-1,111,344,892.52-216,222,002.15

Finding the Fourth Proportional to 740,976,106.82, 1,111,344,892.52 and 216,222,002.15

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Solution

The fourth proportional to 740,976,106.82, 1,111,344,892.52 and 216,222,002.15 is: 324,298,200.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,976,106.82 : 1,111,344,892.52 = 216,222,002.15 : x
  2. Step 2: Convert to fraction form
    740,976,106.82/1,111,344,892.52 = 216,222,002.15/x
  3. Step 3: Cross multiply
    740,976,106.82x = 1,111,344,892.52 × 216,222,002.15
  4. Step 4: Simplify right side
    740,976,106.82x = 240,297,217,733,213,152
  5. Step 5: Solve for x
    x = 240,297,217,733,213,152/740,976,106.82
  6. Step 6: Final answer
    x = 324,298,200.07

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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.