Home / 108,005,824.46-149,048,430.08-58,446,192.78

Finding the Fourth Proportional to 108,005,824.46, 149,048,430.08 and 58,446,192.78

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Solution

The fourth proportional to 108,005,824.46, 149,048,430.08 and 58,446,192.78 is: 80,655,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,005,824.46 : 149,048,430.08 = 58,446,192.78 : x
  2. Step 2: Convert to fraction form
    108,005,824.46/149,048,430.08 = 58,446,192.78/x
  3. Step 3: Cross multiply
    108,005,824.46x = 149,048,430.08 × 58,446,192.78
  4. Step 4: Simplify right side
    108,005,824.46x = 8,711,313,277,719,799
  5. Step 5: Solve for x
    x = 8,711,313,277,719,799/108,005,824.46
  6. Step 6: Final answer
    x = 80,655,958.33

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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.