Home / 28,098,673,487.76-42,150,487,680.99-7,930,278,997.56

Finding the Fourth Proportional to 28,098,673,487.76, 42,150,487,680.99 and 7,930,278,997.56

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Solution

The fourth proportional to 28,098,673,487.76, 42,150,487,680.99 and 7,930,278,997.56 is: 11,896,117,706.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,098,673,487.76 : 42,150,487,680.99 = 7,930,278,997.56 : x
  2. Step 2: Convert to fraction form
    28,098,673,487.76/42,150,487,680.99 = 7,930,278,997.56/x
  3. Step 3: Cross multiply
    28,098,673,487.76x = 42,150,487,680.99 × 7,930,278,997.56
  4. Step 4: Simplify right side
    28,098,673,487.76x = 334,265,127,193,466,503,168
  5. Step 5: Solve for x
    x = 334,265,127,193,466,503,168/28,098,673,487.76
  6. Step 6: Final answer
    x = 11,896,117,706.02

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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.