Home / 372,336,317.12-558,317,618.40-216,940,344.32

Finding the Fourth Proportional to 372,336,317.12, 558,317,618.40 and 216,940,344.32

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Solution

The fourth proportional to 372,336,317.12, 558,317,618.40 and 216,940,344.32 is: 325,301,644.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,336,317.12 : 558,317,618.40 = 216,940,344.32 : x
  2. Step 2: Convert to fraction form
    372,336,317.12/558,317,618.40 = 216,940,344.32/x
  3. Step 3: Cross multiply
    372,336,317.12x = 558,317,618.40 × 216,940,344.32
  4. Step 4: Simplify right side
    372,336,317.12x = 121,121,616,375,618,352
  5. Step 5: Solve for x
    x = 121,121,616,375,618,352/372,336,317.12
  6. Step 6: Final answer
    x = 325,301,644.79

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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.