Home / 109,693,313.60-164,581,960.80-107,971,707.20

Finding the Fourth Proportional to 109,693,313.60, 164,581,960.80 and 107,971,707.20

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Solution

The fourth proportional to 109,693,313.60, 164,581,960.80 and 107,971,707.20 is: 161,998,892.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,693,313.60 : 164,581,960.80 = 107,971,707.20 : x
  2. Step 2: Convert to fraction form
    109,693,313.60/164,581,960.80 = 107,971,707.20/x
  3. Step 3: Cross multiply
    109,693,313.60x = 164,581,960.80 × 107,971,707.20
  4. Step 4: Simplify right side
    109,693,313.60x = 17,770,195,281,899,480
  5. Step 5: Solve for x
    x = 17,770,195,281,899,480/109,693,313.60
  6. Step 6: Final answer
    x = 161,998,892.17

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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.