Home / 10,226,228,019.24-15,325,781,425.20-5,251,748,940.48

Finding the Fourth Proportional to 10,226,228,019.24, 15,325,781,425.20 and 5,251,748,940.48

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Solution

The fourth proportional to 10,226,228,019.24, 15,325,781,425.20 and 5,251,748,940.48 is: 7,870,659,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,226,228,019.24 : 15,325,781,425.20 = 5,251,748,940.48 : x
  2. Step 2: Convert to fraction form
    10,226,228,019.24/15,325,781,425.20 = 5,251,748,940.48/x
  3. Step 3: Cross multiply
    10,226,228,019.24x = 15,325,781,425.20 × 5,251,748,940.48
  4. Step 4: Simplify right side
    10,226,228,019.24x = 80,487,156,361,822,158,848
  5. Step 5: Solve for x
    x = 80,487,156,361,822,158,848/10,226,228,019.24
  6. Step 6: Final answer
    x = 7,870,659,270.49

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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.