Home / 122,420,037,094.59-168,940,161,466.86-67,486,003,305.48

Finding the Fourth Proportional to 122,420,037,094.59, 168,940,161,466.86 and 67,486,003,305.48

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Solution

The fourth proportional to 122,420,037,094.59, 168,940,161,466.86 and 67,486,003,305.48 is: 93,130,965,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,420,037,094.59 : 168,940,161,466.86 = 67,486,003,305.48 : x
  2. Step 2: Convert to fraction form
    122,420,037,094.59/168,940,161,466.86 = 67,486,003,305.48/x
  3. Step 3: Cross multiply
    122,420,037,094.59x = 168,940,161,466.86 × 67,486,003,305.48
  4. Step 4: Simplify right side
    122,420,037,094.59x = 11,401,096,295,180,838,895,616
  5. Step 5: Solve for x
    x = 11,401,096,295,180,838,895,616/122,420,037,094.59
  6. Step 6: Final answer
    x = 93,130,965,859.55

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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.