Home / 50,155,479.79-68,969,120.74-43,528,563.20

Finding the Fourth Proportional to 50,155,479.79, 68,969,120.74 and 43,528,563.20

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Solution

The fourth proportional to 50,155,479.79, 68,969,120.74 and 43,528,563.20 is: 59,856,405.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155,479.79 : 68,969,120.74 = 43,528,563.20 : x
  2. Step 2: Convert to fraction form
    50,155,479.79/68,969,120.74 = 43,528,563.20/x
  3. Step 3: Cross multiply
    50,155,479.79x = 68,969,120.74 × 43,528,563.20
  4. Step 4: Simplify right side
    50,155,479.79x = 3,002,126,730,634,675
  5. Step 5: Solve for x
    x = 3,002,126,730,634,675/50,155,479.79
  6. Step 6: Final answer
    x = 59,856,405.39

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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.