Home / 15,124,551,377.22-20,871,909,789.57-8,350,383,068.10

Finding the Fourth Proportional to 15,124,551,377.22, 20,871,909,789.57 and 8,350,383,068.10

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Solution

The fourth proportional to 15,124,551,377.22, 20,871,909,789.57 and 8,350,383,068.10 is: 11,523,544,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,551,377.22 : 20,871,909,789.57 = 8,350,383,068.10 : x
  2. Step 2: Convert to fraction form
    15,124,551,377.22/20,871,909,789.57 = 8,350,383,068.10/x
  3. Step 3: Cross multiply
    15,124,551,377.22x = 20,871,909,789.57 × 8,350,383,068.10
  4. Step 4: Simplify right side
    15,124,551,377.22x = 174,288,442,105,735,970,816
  5. Step 5: Solve for x
    x = 174,288,442,105,735,970,816/15,124,551,377.22
  6. Step 6: Final answer
    x = 11,523,544,583.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.