Home / 133,576,560.30-200,514,139.65-103,418,121.90

Finding the Fourth Proportional to 133,576,560.30, 200,514,139.65 and 103,418,121.90

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Solution

The fourth proportional to 133,576,560.30, 200,514,139.65 and 103,418,121.90 is: 155,242,773.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,576,560.30 : 200,514,139.65 = 103,418,121.90 : x
  2. Step 2: Convert to fraction form
    133,576,560.30/200,514,139.65 = 103,418,121.90/x
  3. Step 3: Cross multiply
    133,576,560.30x = 200,514,139.65 × 103,418,121.90
  4. Step 4: Simplify right side
    133,576,560.30x = 20,736,795,736,997,324
  5. Step 5: Solve for x
    x = 20,736,795,736,997,324/133,576,560.30
  6. Step 6: Final answer
    x = 155,242,773.81

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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.