Home / 86,350,936-119,152,778.56-55,452,957.44

Finding the Fourth Proportional to 86,350,936, 119,152,778.56 and 55,452,957.44

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Solution

The fourth proportional to 86,350,936, 119,152,778.56 and 55,452,957.44 is: 76,517,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,350,936 : 119,152,778.56 = 55,452,957.44 : x
  2. Step 2: Convert to fraction form
    86,350,936/119,152,778.56 = 55,452,957.44/x
  3. Step 3: Cross multiply
    86,350,936x = 119,152,778.56 × 55,452,957.44
  4. Step 4: Simplify right side
    86,350,936x = 6,607,373,958,345,424
  5. Step 5: Solve for x
    x = 6,607,373,958,345,424/86,350,936
  6. Step 6: Final answer
    x = 76,517,687.76

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1.5x scale

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.