Home / 211,088,391.56-316,282,383.10-149,371,558.28

Finding the Fourth Proportional to 211,088,391.56, 316,282,383.10 and 149,371,558.28

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Solution

The fourth proportional to 211,088,391.56, 316,282,383.10 and 149,371,558.28 is: 223,809,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,088,391.56 : 316,282,383.10 = 149,371,558.28 : x
  2. Step 2: Convert to fraction form
    211,088,391.56/316,282,383.10 = 149,371,558.28/x
  3. Step 3: Cross multiply
    211,088,391.56x = 316,282,383.10 × 149,371,558.28
  4. Step 4: Simplify right side
    211,088,391.56x = 47,243,592,420,158,944
  5. Step 5: Solve for x
    x = 47,243,592,420,158,944/211,088,391.56
  6. Step 6: Final answer
    x = 223,809,523.92

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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.