Home / 161,877,806.20-242,816,709.30-133,534,286.20

Finding the Fourth Proportional to 161,877,806.20, 242,816,709.30 and 133,534,286.20

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Solution

The fourth proportional to 161,877,806.20, 242,816,709.30 and 133,534,286.20 is: 200,301,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,877,806.20 : 242,816,709.30 = 133,534,286.20 : x
  2. Step 2: Convert to fraction form
    161,877,806.20/242,816,709.30 = 133,534,286.20/x
  3. Step 3: Cross multiply
    161,877,806.20x = 242,816,709.30 × 133,534,286.20
  4. Step 4: Simplify right side
    161,877,806.20x = 32,424,355,953,808,404
  5. Step 5: Solve for x
    x = 32,424,355,953,808,404/161,877,806.20
  6. Step 6: Final answer
    x = 200,301,429.30

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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.