Home / 181,690,130.20-272,535,195.30-132,903,846.40

Finding the Fourth Proportional to 181,690,130.20, 272,535,195.30 and 132,903,846.40

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Solution

The fourth proportional to 181,690,130.20, 272,535,195.30 and 132,903,846.40 is: 199,355,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,690,130.20 : 272,535,195.30 = 132,903,846.40 : x
  2. Step 2: Convert to fraction form
    181,690,130.20/272,535,195.30 = 132,903,846.40/x
  3. Step 3: Cross multiply
    181,690,130.20x = 272,535,195.30 × 132,903,846.40
  4. Step 4: Simplify right side
    181,690,130.20x = 36,220,975,734,745,208
  5. Step 5: Solve for x
    x = 36,220,975,734,745,208/181,690,130.20
  6. Step 6: Final answer
    x = 199,355,769.60

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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.