Home / 218,313,403.40-327,470,105.10-160,917,775.40

Finding the Fourth Proportional to 218,313,403.40, 327,470,105.10 and 160,917,775.40

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Solution

The fourth proportional to 218,313,403.40, 327,470,105.10 and 160,917,775.40 is: 241,376,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,313,403.40 : 327,470,105.10 = 160,917,775.40 : x
  2. Step 2: Convert to fraction form
    218,313,403.40/327,470,105.10 = 160,917,775.40/x
  3. Step 3: Cross multiply
    218,313,403.40x = 327,470,105.10 × 160,917,775.40
  4. Step 4: Simplify right side
    218,313,403.40x = 52,695,760,822,696,200
  5. Step 5: Solve for x
    x = 52,695,760,822,696,200/218,313,403.40
  6. Step 6: Final answer
    x = 241,376,663.10

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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.