Home / 21,809,654,959.78-32,647,384,719.58-14,230,119,082.72

Finding the Fourth Proportional to 21,809,654,959.78, 32,647,384,719.58 and 14,230,119,082.72

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Solution

The fourth proportional to 21,809,654,959.78, 32,647,384,719.58 and 14,230,119,082.72 is: 21,301,399,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,809,654,959.78 : 32,647,384,719.58 = 14,230,119,082.72 : x
  2. Step 2: Convert to fraction form
    21,809,654,959.78/32,647,384,719.58 = 14,230,119,082.72/x
  3. Step 3: Cross multiply
    21,809,654,959.78x = 32,647,384,719.58 × 14,230,119,082.72
  4. Step 4: Simplify right side
    21,809,654,959.78x = 464,576,172,298,996,678,656
  5. Step 5: Solve for x
    x = 464,576,172,298,996,678,656/21,809,654,959.78
  6. Step 6: Final answer
    x = 21,301,399,456.15

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Double scale
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1.5x scale

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.