Home / 29,465,214,286.87-40,669,561,279.11-19,190,911,866.45

Finding the Fourth Proportional to 29,465,214,286.87, 40,669,561,279.11 and 19,190,911,866.45

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Solution

The fourth proportional to 29,465,214,286.87, 40,669,561,279.11 and 19,190,911,866.45 is: 26,488,385,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,465,214,286.87 : 40,669,561,279.11 = 19,190,911,866.45 : x
  2. Step 2: Convert to fraction form
    29,465,214,286.87/40,669,561,279.11 = 19,190,911,866.45/x
  3. Step 3: Cross multiply
    29,465,214,286.87x = 40,669,561,279.11 × 19,190,911,866.45
  4. Step 4: Simplify right side
    29,465,214,286.87x = 780,485,966,154,587,570,176
  5. Step 5: Solve for x
    x = 780,485,966,154,587,570,176/29,465,214,286.87
  6. Step 6: Final answer
    x = 26,488,385,882.96

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Double scale
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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.