Home / 118,317,805.79-177,471,383.85-79,472,624.45

Finding the Fourth Proportional to 118,317,805.79, 177,471,383.85 and 79,472,624.45

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Solution

The fourth proportional to 118,317,805.79, 177,471,383.85 and 79,472,624.45 is: 119,205,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,317,805.79 : 177,471,383.85 = 79,472,624.45 : x
  2. Step 2: Convert to fraction form
    118,317,805.79/177,471,383.85 = 79,472,624.45/x
  3. Step 3: Cross multiply
    118,317,805.79x = 177,471,383.85 × 79,472,624.45
  4. Step 4: Simplify right side
    118,317,805.79x = 14,104,116,639,776,524
  5. Step 5: Solve for x
    x = 14,104,116,639,776,524/118,317,805.79
  6. Step 6: Final answer
    x = 119,205,360.05

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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.