Home / 108,010,660.64-149,055,088.04-58,451,021.92

Finding the Fourth Proportional to 108,010,660.64, 149,055,088.04 and 58,451,021.92

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Solution

The fourth proportional to 108,010,660.64, 149,055,088.04 and 58,451,021.92 is: 80,662,613.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,010,660.64 : 149,055,088.04 = 58,451,021.92 : x
  2. Step 2: Convert to fraction form
    108,010,660.64/149,055,088.04 = 58,451,021.92/x
  3. Step 3: Cross multiply
    108,010,660.64x = 149,055,088.04 × 58,451,021.92
  4. Step 4: Simplify right side
    108,010,660.64x = 8,712,422,218,313,570
  5. Step 5: Solve for x
    x = 8,712,422,218,313,570/108,010,660.64
  6. Step 6: Final answer
    x = 80,662,613.92

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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.