Home / 209,314,795.42-313,948,275.45-55,972,814.14

Finding the Fourth Proportional to 209,314,795.42, 313,948,275.45 and 55,972,814.14

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Solution

The fourth proportional to 209,314,795.42, 313,948,275.45 and 55,972,814.14 is: 83,952,825.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,314,795.42 : 313,948,275.45 = 55,972,814.14 : x
  2. Step 2: Convert to fraction form
    209,314,795.42/313,948,275.45 = 55,972,814.14/x
  3. Step 3: Cross multiply
    209,314,795.42x = 313,948,275.45 × 55,972,814.14
  4. Step 4: Simplify right side
    209,314,795.42x = 17,572,568,471,336,374
  5. Step 5: Solve for x
    x = 17,572,568,471,336,374/209,314,795.42
  6. Step 6: Final answer
    x = 83,952,825.39

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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.