Home / 104,708,226.29-156,858,011.71-81,570,823.92

Finding the Fourth Proportional to 104,708,226.29, 156,858,011.71 and 81,570,823.92

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Solution

The fourth proportional to 104,708,226.29, 156,858,011.71 and 81,570,823.92 is: 122,197,058.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,708,226.29 : 156,858,011.71 = 81,570,823.92 : x
  2. Step 2: Convert to fraction form
    104,708,226.29/156,858,011.71 = 81,570,823.92/x
  3. Step 3: Cross multiply
    104,708,226.29x = 156,858,011.71 × 81,570,823.92
  4. Step 4: Simplify right side
    104,708,226.29x = 12,795,037,253,433,782
  5. Step 5: Solve for x
    x = 12,795,037,253,433,782/104,708,226.29
  6. Step 6: Final answer
    x = 122,197,058.51

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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.