Home / 738,215,028.39-1,107,565,012.89-301,882,702.62

Finding the Fourth Proportional to 738,215,028.39, 1,107,565,012.89 and 301,882,702.62

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Solution

The fourth proportional to 738,215,028.39, 1,107,565,012.89 and 301,882,702.62 is: 452,923,208.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,215,028.39 : 1,107,565,012.89 = 301,882,702.62 : x
  2. Step 2: Convert to fraction form
    738,215,028.39/1,107,565,012.89 = 301,882,702.62/x
  3. Step 3: Cross multiply
    738,215,028.39x = 1,107,565,012.89 × 301,882,702.62
  4. Step 4: Simplify right side
    738,215,028.39x = 334,354,719,418,588,352
  5. Step 5: Solve for x
    x = 334,354,719,418,588,352/738,215,028.39
  6. Step 6: Final answer
    x = 452,923,208.77

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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.