Home / 279,936,581.90-419,904,872.85-98,202,130.70

Finding the Fourth Proportional to 279,936,581.90, 419,904,872.85 and 98,202,130.70

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Solution

The fourth proportional to 279,936,581.90, 419,904,872.85 and 98,202,130.70 is: 147,303,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,936,581.90 : 419,904,872.85 = 98,202,130.70 : x
  2. Step 2: Convert to fraction form
    279,936,581.90/419,904,872.85 = 98,202,130.70/x
  3. Step 3: Cross multiply
    279,936,581.90x = 419,904,872.85 × 98,202,130.70
  4. Step 4: Simplify right side
    279,936,581.90x = 41,235,553,205,182,584
  5. Step 5: Solve for x
    x = 41,235,553,205,182,584/279,936,581.90
  6. Step 6: Final answer
    x = 147,303,196.05

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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.