Home / 21,568,896,014.90-32,353,344,022.35-10,521,725,659.70

Finding the Fourth Proportional to 21,568,896,014.90, 32,353,344,022.35 and 10,521,725,659.70

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Solution

The fourth proportional to 21,568,896,014.90, 32,353,344,022.35 and 10,521,725,659.70 is: 15,782,588,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,568,896,014.90 : 32,353,344,022.35 = 10,521,725,659.70 : x
  2. Step 2: Convert to fraction form
    21,568,896,014.90/32,353,344,022.35 = 10,521,725,659.70/x
  3. Step 3: Cross multiply
    21,568,896,014.90x = 32,353,344,022.35 × 10,521,725,659.70
  4. Step 4: Simplify right side
    21,568,896,014.90x = 340,413,009,977,061,605,376
  5. Step 5: Solve for x
    x = 340,413,009,977,061,605,376/21,568,896,014.90
  6. Step 6: Final answer
    x = 15,782,588,489.55

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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.