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Finding the Fourth Proportional to 141,034,806.30, 211,552,209.45 and 141,034,806.30

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Solution

The fourth proportional to 141,034,806.30, 211,552,209.45 and 141,034,806.30 is: 211,552,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,034,806.30 : 211,552,209.45 = 141,034,806.30 : x
  2. Step 2: Convert to fraction form
    141,034,806.30/211,552,209.45 = 141,034,806.30/x
  3. Step 3: Cross multiply
    141,034,806.30x = 211,552,209.45 × 141,034,806.30
  4. Step 4: Simplify right side
    141,034,806.30x = 29,836,224,882,117,780
  5. Step 5: Solve for x
    x = 29,836,224,882,117,780/141,034,806.30
  6. Step 6: Final answer
    x = 211,552,209.45

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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.