Home / 260,556,022,068.64-390,610,192,396.09-90,553,524,168.06

Finding the Fourth Proportional to 260,556,022,068.64, 390,610,192,396.09 and 90,553,524,168.06

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Solution

The fourth proportional to 260,556,022,068.64, 390,610,192,396.09 and 90,553,524,168.06 is: 135,752,492,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,556,022,068.64 : 390,610,192,396.09 = 90,553,524,168.06 : x
  2. Step 2: Convert to fraction form
    260,556,022,068.64/390,610,192,396.09 = 90,553,524,168.06/x
  3. Step 3: Cross multiply
    260,556,022,068.64x = 390,610,192,396.09 × 90,553,524,168.06
  4. Step 4: Simplify right side
    260,556,022,068.64x = 35,371,129,497,427,948,601,344
  5. Step 5: Solve for x
    x = 35,371,129,497,427,948,601,344/260,556,022,068.64
  6. Step 6: Final answer
    x = 135,752,492,752.25

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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.