Home / 21,966,229,679.40-32,949,344,519.10-7,243,471,650.60

Finding the Fourth Proportional to 21,966,229,679.40, 32,949,344,519.10 and 7,243,471,650.60

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Solution

The fourth proportional to 21,966,229,679.40, 32,949,344,519.10 and 7,243,471,650.60 is: 10,865,207,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,966,229,679.40 : 32,949,344,519.10 = 7,243,471,650.60 : x
  2. Step 2: Convert to fraction form
    21,966,229,679.40/32,949,344,519.10 = 7,243,471,650.60/x
  3. Step 3: Cross multiply
    21,966,229,679.40x = 32,949,344,519.10 × 7,243,471,650.60
  4. Step 4: Simplify right side
    21,966,229,679.40x = 238,667,642,929,953,341,440
  5. Step 5: Solve for x
    x = 238,667,642,929,953,341,440/21,966,229,679.40
  6. Step 6: Final answer
    x = 10,865,207,475.90

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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.