Home / 47,398,216.80-71,097,325.20-43,703,061.60

Finding the Fourth Proportional to 47,398,216.80, 71,097,325.20 and 43,703,061.60

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Solution

The fourth proportional to 47,398,216.80, 71,097,325.20 and 43,703,061.60 is: 65,554,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,398,216.80 : 71,097,325.20 = 43,703,061.60 : x
  2. Step 2: Convert to fraction form
    47,398,216.80/71,097,325.20 = 43,703,061.60/x
  3. Step 3: Cross multiply
    47,398,216.80x = 71,097,325.20 × 43,703,061.60
  4. Step 4: Simplify right side
    47,398,216.80x = 3,107,170,782,810,832.50
  5. Step 5: Solve for x
    x = 3,107,170,782,810,832.50/47,398,216.80
  6. Step 6: Final answer
    x = 65,554,592.40

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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.