Home / 451,460,019.50-677,027,565.02-156,274,935.78

Finding the Fourth Proportional to 451,460,019.50, 677,027,565.02 and 156,274,935.78

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Solution

The fourth proportional to 451,460,019.50, 677,027,565.02 and 156,274,935.78 is: 234,356,165.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,460,019.50 : 677,027,565.02 = 156,274,935.78 : x
  2. Step 2: Convert to fraction form
    451,460,019.50/677,027,565.02 = 156,274,935.78/x
  3. Step 3: Cross multiply
    451,460,019.50x = 677,027,565.02 × 156,274,935.78
  4. Step 4: Simplify right side
    451,460,019.50x = 105,802,439,244,790,272
  5. Step 5: Solve for x
    x = 105,802,439,244,790,272/451,460,019.50
  6. Step 6: Final answer
    x = 234,356,165.94

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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.