Home / 252,085,540.08-347,879,561.80-140,583,420.32

Finding the Fourth Proportional to 252,085,540.08, 347,879,561.80 and 140,583,420.32

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Solution

The fourth proportional to 252,085,540.08, 347,879,561.80 and 140,583,420.32 is: 194,005,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,085,540.08 : 347,879,561.80 = 140,583,420.32 : x
  2. Step 2: Convert to fraction form
    252,085,540.08/347,879,561.80 = 140,583,420.32/x
  3. Step 3: Cross multiply
    252,085,540.08x = 347,879,561.80 × 140,583,420.32
  4. Step 4: Simplify right side
    252,085,540.08x = 48,906,098,657,266,816
  5. Step 5: Solve for x
    x = 48,906,098,657,266,816/252,085,540.08
  6. Step 6: Final answer
    x = 194,005,965.76

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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.