Home / 165,992,002.84-229,070,071.32-90,638,853.90

Finding the Fourth Proportional to 165,992,002.84, 229,070,071.32 and 90,638,853.90

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Solution

The fourth proportional to 165,992,002.84, 229,070,071.32 and 90,638,853.90 is: 125,082,223.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,992,002.84 : 229,070,071.32 = 90,638,853.90 : x
  2. Step 2: Convert to fraction form
    165,992,002.84/229,070,071.32 = 90,638,853.90/x
  3. Step 3: Cross multiply
    165,992,002.84x = 229,070,071.32 × 90,638,853.90
  4. Step 4: Simplify right side
    165,992,002.84x = 20,762,648,726,546,540
  5. Step 5: Solve for x
    x = 20,762,648,726,546,540/165,992,002.84
  6. Step 6: Final answer
    x = 125,082,223.07

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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.