Home / 200,854,082.40-301,281,123.60-55,310,107.20

Finding the Fourth Proportional to 200,854,082.40, 301,281,123.60 and 55,310,107.20

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Solution

The fourth proportional to 200,854,082.40, 301,281,123.60 and 55,310,107.20 is: 82,965,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,854,082.40 : 301,281,123.60 = 55,310,107.20 : x
  2. Step 2: Convert to fraction form
    200,854,082.40/301,281,123.60 = 55,310,107.20/x
  3. Step 3: Cross multiply
    200,854,082.40x = 301,281,123.60 × 55,310,107.20
  4. Step 4: Simplify right side
    200,854,082.40x = 16,663,891,243,652,452
  5. Step 5: Solve for x
    x = 16,663,891,243,652,452/200,854,082.40
  6. Step 6: Final answer
    x = 82,965,160.80

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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.