Home / 279,936,259.40-419,904,389.10-234,586,627.40

Finding the Fourth Proportional to 279,936,259.40, 419,904,389.10 and 234,586,627.40

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Solution

The fourth proportional to 279,936,259.40, 419,904,389.10 and 234,586,627.40 is: 351,879,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,936,259.40 : 419,904,389.10 = 234,586,627.40 : x
  2. Step 2: Convert to fraction form
    279,936,259.40/419,904,389.10 = 234,586,627.40/x
  3. Step 3: Cross multiply
    279,936,259.40x = 419,904,389.10 × 234,586,627.40
  4. Step 4: Simplify right side
    279,936,259.40x = 98,503,954,469,426,336
  5. Step 5: Solve for x
    x = 98,503,954,469,426,336/279,936,259.40
  6. Step 6: Final answer
    x = 351,879,941.10

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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.