Home / 91,010,550.83-125,594,564.49-49,194,479.12

Finding the Fourth Proportional to 91,010,550.83, 125,594,564.49 and 49,194,479.12

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Solution

The fourth proportional to 91,010,550.83, 125,594,564.49 and 49,194,479.12 is: 67,888,383.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,010,550.83 : 125,594,564.49 = 49,194,479.12 : x
  2. Step 2: Convert to fraction form
    91,010,550.83/125,594,564.49 = 49,194,479.12/x
  3. Step 3: Cross multiply
    91,010,550.83x = 125,594,564.49 × 49,194,479.12
  4. Step 4: Simplify right side
    91,010,550.83x = 6,178,559,179,760,826
  5. Step 5: Solve for x
    x = 6,178,559,179,760,826/91,010,550.83
  6. Step 6: Final answer
    x = 67,888,383.53

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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.