Home / 234,020,487.40-350,778,788.70-88,397,780.20

Finding the Fourth Proportional to 234,020,487.40, 350,778,788.70 and 88,397,780.20

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Solution

The fourth proportional to 234,020,487.40, 350,778,788.70 and 88,397,780.20 is: 132,501,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,020,487.40 : 350,778,788.70 = 88,397,780.20 : x
  2. Step 2: Convert to fraction form
    234,020,487.40/350,778,788.70 = 88,397,780.20/x
  3. Step 3: Cross multiply
    234,020,487.40x = 350,778,788.70 × 88,397,780.20
  4. Step 4: Simplify right side
    234,020,487.40x = 31,008,066,262,324,844
  5. Step 5: Solve for x
    x = 31,008,066,262,324,844/234,020,487.40
  6. Step 6: Final answer
    x = 132,501,502.78

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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.