Home / 165,018,630.50-227,727,522.60-90,679,210.28

Finding the Fourth Proportional to 165,018,630.50, 227,727,522.60 and 90,679,210.28

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Solution

The fourth proportional to 165,018,630.50, 227,727,522.60 and 90,679,210.28 is: 125,138,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,018,630.50 : 227,727,522.60 = 90,679,210.28 : x
  2. Step 2: Convert to fraction form
    165,018,630.50/227,727,522.60 = 90,679,210.28/x
  3. Step 3: Cross multiply
    165,018,630.50x = 227,727,522.60 × 90,679,210.28
  4. Step 4: Simplify right side
    165,018,630.50x = 20,650,151,908,388,852
  5. Step 5: Solve for x
    x = 20,650,151,908,388,852/165,018,630.50
  6. Step 6: Final answer
    x = 125,138,306.18

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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.