Home / 211,055,815.41-291,257,052.91-116,976,036.31

Finding the Fourth Proportional to 211,055,815.41, 291,257,052.91 and 116,976,036.31

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Solution

The fourth proportional to 211,055,815.41, 291,257,052.91 and 116,976,036.31 is: 161,426,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,055,815.41 : 291,257,052.91 = 116,976,036.31 : x
  2. Step 2: Convert to fraction form
    211,055,815.41/291,257,052.91 = 116,976,036.31/x
  3. Step 3: Cross multiply
    211,055,815.41x = 291,257,052.91 × 116,976,036.31
  4. Step 4: Simplify right side
    211,055,815.41x = 34,070,095,595,723,172
  5. Step 5: Solve for x
    x = 34,070,095,595,723,172/211,055,815.41
  6. Step 6: Final answer
    x = 161,426,945.42

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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.