Home / 295,422,728.10-407,739,698.43-194,774,445.78

Finding the Fourth Proportional to 295,422,728.10, 407,739,698.43 and 194,774,445.78

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Solution

The fourth proportional to 295,422,728.10, 407,739,698.43 and 194,774,445.78 is: 268,825,876.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,422,728.10 : 407,739,698.43 = 194,774,445.78 : x
  2. Step 2: Convert to fraction form
    295,422,728.10/407,739,698.43 = 194,774,445.78/x
  3. Step 3: Cross multiply
    295,422,728.10x = 407,739,698.43 × 194,774,445.78
  4. Step 4: Simplify right side
    295,422,728.10x = 79,417,273,784,207,584
  5. Step 5: Solve for x
    x = 79,417,273,784,207,584/295,422,728.10
  6. Step 6: Final answer
    x = 268,825,876.38

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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.