Home / 274,039,491.92-378,174,094.16-148,591,459.89

Finding the Fourth Proportional to 274,039,491.92, 378,174,094.16 and 148,591,459.89

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Solution

The fourth proportional to 274,039,491.92, 378,174,094.16 and 148,591,459.89 is: 205,055,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,039,491.92 : 378,174,094.16 = 148,591,459.89 : x
  2. Step 2: Convert to fraction form
    274,039,491.92/378,174,094.16 = 148,591,459.89/x
  3. Step 3: Cross multiply
    274,039,491.92x = 378,174,094.16 × 148,591,459.89
  4. Step 4: Simplify right side
    274,039,491.92x = 56,193,440,743,069,760
  5. Step 5: Solve for x
    x = 56,193,440,743,069,760/274,039,491.92
  6. Step 6: Final answer
    x = 205,055,995.22

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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.