Home / 189,041,020.20-283,986,683.10-181,813,422.60

Finding the Fourth Proportional to 189,041,020.20, 283,986,683.10 and 181,813,422.60

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Solution

The fourth proportional to 189,041,020.20, 283,986,683.10 and 181,813,422.60 is: 273,129,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,041,020.20 : 283,986,683.10 = 181,813,422.60 : x
  2. Step 2: Convert to fraction form
    189,041,020.20/283,986,683.10 = 181,813,422.60/x
  3. Step 3: Cross multiply
    189,041,020.20x = 283,986,683.10 × 181,813,422.60
  4. Step 4: Simplify right side
    189,041,020.20x = 51,632,590,827,232,584
  5. Step 5: Solve for x
    x = 51,632,590,827,232,584/189,041,020.20
  6. Step 6: Final answer
    x = 273,129,031.85

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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.