Home / 209,578,272.30-314,367,408.45-94,787,016.30

Finding the Fourth Proportional to 209,578,272.30, 314,367,408.45 and 94,787,016.30

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Solution

The fourth proportional to 209,578,272.30, 314,367,408.45 and 94,787,016.30 is: 142,180,524.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,578,272.30 : 314,367,408.45 = 94,787,016.30 : x
  2. Step 2: Convert to fraction form
    209,578,272.30/314,367,408.45 = 94,787,016.30/x
  3. Step 3: Cross multiply
    209,578,272.30x = 314,367,408.45 × 94,787,016.30
  4. Step 4: Simplify right side
    209,578,272.30x = 29,797,948,668,938,904
  5. Step 5: Solve for x
    x = 29,797,948,668,938,904/209,578,272.30
  6. Step 6: Final answer
    x = 142,180,524.45

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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.