Home / 12,432,855,627.54-18,658,954,320.38-8,677,752,293.72

Finding the Fourth Proportional to 12,432,855,627.54, 18,658,954,320.38 and 8,677,752,293.72

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Solution

The fourth proportional to 12,432,855,627.54, 18,658,954,320.38 and 8,677,752,293.72 is: 13,023,378,417.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,855,627.54 : 18,658,954,320.38 = 8,677,752,293.72 : x
  2. Step 2: Convert to fraction form
    12,432,855,627.54/18,658,954,320.38 = 8,677,752,293.72/x
  3. Step 3: Cross multiply
    12,432,855,627.54x = 18,658,954,320.38 × 8,677,752,293.72
  4. Step 4: Simplify right side
    12,432,855,627.54x = 161,917,783,652,094,246,912
  5. Step 5: Solve for x
    x = 161,917,783,652,094,246,912/12,432,855,627.54
  6. Step 6: Final answer
    x = 13,023,378,417.86

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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.