Home / 136,635,338.20-204,953,007.30-123,455,601.40

Finding the Fourth Proportional to 136,635,338.20, 204,953,007.30 and 123,455,601.40

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Solution

The fourth proportional to 136,635,338.20, 204,953,007.30 and 123,455,601.40 is: 185,183,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,635,338.20 : 204,953,007.30 = 123,455,601.40 : x
  2. Step 2: Convert to fraction form
    136,635,338.20/204,953,007.30 = 123,455,601.40/x
  3. Step 3: Cross multiply
    136,635,338.20x = 204,953,007.30 × 123,455,601.40
  4. Step 4: Simplify right side
    136,635,338.20x = 25,302,596,774,960,092
  5. Step 5: Solve for x
    x = 25,302,596,774,960,092/136,635,338.20
  6. Step 6: Final answer
    x = 185,183,402.10

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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.