Home / 202,136,329.70-303,204,494.55-72,748,160.90

Finding the Fourth Proportional to 202,136,329.70, 303,204,494.55 and 72,748,160.90

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Solution

The fourth proportional to 202,136,329.70, 303,204,494.55 and 72,748,160.90 is: 109,122,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,136,329.70 : 303,204,494.55 = 72,748,160.90 : x
  2. Step 2: Convert to fraction form
    202,136,329.70/303,204,494.55 = 72,748,160.90/x
  3. Step 3: Cross multiply
    202,136,329.70x = 303,204,494.55 × 72,748,160.90
  4. Step 4: Simplify right side
    202,136,329.70x = 22,057,569,355,126,576
  5. Step 5: Solve for x
    x = 22,057,569,355,126,576/202,136,329.70
  6. Step 6: Final answer
    x = 109,122,241.35

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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.