Home / 18,144,388,538.60-27,216,582,807.90-16,284,770,191.40

Finding the Fourth Proportional to 18,144,388,538.60, 27,216,582,807.90 and 16,284,770,191.40

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Solution

The fourth proportional to 18,144,388,538.60, 27,216,582,807.90 and 16,284,770,191.40 is: 24,427,155,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,388,538.60 : 27,216,582,807.90 = 16,284,770,191.40 : x
  2. Step 2: Convert to fraction form
    18,144,388,538.60/27,216,582,807.90 = 16,284,770,191.40/x
  3. Step 3: Cross multiply
    18,144,388,538.60x = 27,216,582,807.90 × 16,284,770,191.40
  4. Step 4: Simplify right side
    18,144,388,538.60x = 443,215,796,421,859,672,064
  5. Step 5: Solve for x
    x = 443,215,796,421,859,672,064/18,144,388,538.60
  6. Step 6: Final answer
    x = 24,427,155,287.10

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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.