Home / 13,004,387,384.78-17,946,040,648.12-7,063,944,325.58

Finding the Fourth Proportional to 13,004,387,384.78, 17,946,040,648.12 and 7,063,944,325.58

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Solution

The fourth proportional to 13,004,387,384.78, 17,946,040,648.12 and 7,063,944,325.58 is: 9,748,235,595.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004,387,384.78 : 17,946,040,648.12 = 7,063,944,325.58 : x
  2. Step 2: Convert to fraction form
    13,004,387,384.78/17,946,040,648.12 = 7,063,944,325.58/x
  3. Step 3: Cross multiply
    13,004,387,384.78x = 17,946,040,648.12 × 7,063,944,325.58
  4. Step 4: Simplify right side
    13,004,387,384.78x = 126,769,832,002,915,287,040
  5. Step 5: Solve for x
    x = 126,769,832,002,915,287,040/13,004,387,384.78
  6. Step 6: Final answer
    x = 9,748,235,595.57

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.