Home / 50,155,480.79-68,969,122.12-43,528,564.20

Finding the Fourth Proportional to 50,155,480.79, 68,969,122.12 and 43,528,564.20

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Solution

The fourth proportional to 50,155,480.79, 68,969,122.12 and 43,528,564.20 is: 59,856,406.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155,480.79 : 68,969,122.12 = 43,528,564.20 : x
  2. Step 2: Convert to fraction form
    50,155,480.79/68,969,122.12 = 43,528,564.20/x
  3. Step 3: Cross multiply
    50,155,480.79x = 68,969,122.12 × 43,528,564.20
  4. Step 4: Simplify right side
    50,155,480.79x = 3,002,126,860,018,060.50
  5. Step 5: Solve for x
    x = 3,002,126,860,018,060.50/50,155,480.79
  6. Step 6: Final answer
    x = 59,856,406.77

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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.