Home / 22,455,104,440.82-30,988,289,016.34-12,430,766,691.86

Finding the Fourth Proportional to 22,455,104,440.82, 30,988,289,016.34 and 12,430,766,691.86

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Solution

The fourth proportional to 22,455,104,440.82, 30,988,289,016.34 and 12,430,766,691.86 is: 17,154,593,600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,104,440.82 : 30,988,289,016.34 = 12,430,766,691.86 : x
  2. Step 2: Convert to fraction form
    22,455,104,440.82/30,988,289,016.34 = 12,430,766,691.86/x
  3. Step 3: Cross multiply
    22,455,104,440.82x = 30,988,289,016.34 × 12,430,766,691.86
  4. Step 4: Simplify right side
    22,455,104,440.82x = 385,208,190,941,845,651,456
  5. Step 5: Solve for x
    x = 385,208,190,941,845,651,456/22,455,104,440.82
  6. Step 6: Final answer
    x = 17,154,593,600.63

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1.5x scale

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.