Home / 169,948,670.40-254,922,616.80-72,841,412.16

Finding the Fourth Proportional to 169,948,670.40, 254,922,616.80 and 72,841,412.16

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Solution

The fourth proportional to 169,948,670.40, 254,922,616.80 and 72,841,412.16 is: 109,261,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,948,670.40 : 254,922,616.80 = 72,841,412.16 : x
  2. Step 2: Convert to fraction form
    169,948,670.40/254,922,616.80 = 72,841,412.16/x
  3. Step 3: Cross multiply
    169,948,670.40x = 254,922,616.80 × 72,841,412.16
  4. Step 4: Simplify right side
    169,948,670.40x = 18,568,923,399,234,540
  5. Step 5: Solve for x
    x = 18,568,923,399,234,540/169,948,670.40
  6. Step 6: Final answer
    x = 109,261,951.60

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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.