Home / 925,059,200.88-1,387,670,363.46-261,079,135.32

Finding the Fourth Proportional to 925,059,200.88, 1,387,670,363.46 and 261,079,135.32

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Solution

The fourth proportional to 925,059,200.88, 1,387,670,363.46 and 261,079,135.32 is: 391,641,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,059,200.88 : 1,387,670,363.46 = 261,079,135.32 : x
  2. Step 2: Convert to fraction form
    925,059,200.88/1,387,670,363.46 = 261,079,135.32/x
  3. Step 3: Cross multiply
    925,059,200.88x = 1,387,670,363.46 × 261,079,135.32
  4. Step 4: Simplify right side
    925,059,200.88x = 362,291,778,601,326,912
  5. Step 5: Solve for x
    x = 362,291,778,601,326,912/925,059,200.88
  6. Step 6: Final answer
    x = 391,641,722.23

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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.