Home / 91,303,383.03-125,985,216.09-55,521,569.85

Finding the Fourth Proportional to 91,303,383.03, 125,985,216.09 and 55,521,569.85

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Solution

The fourth proportional to 91,303,383.03, 125,985,216.09 and 55,521,569.85 is: 76,611,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,303,383.03 : 125,985,216.09 = 55,521,569.85 : x
  2. Step 2: Convert to fraction form
    91,303,383.03/125,985,216.09 = 55,521,569.85/x
  3. Step 3: Cross multiply
    91,303,383.03x = 125,985,216.09 × 55,521,569.85
  4. Step 4: Simplify right side
    91,303,383.03x = 6,994,896,975,208,279
  5. Step 5: Solve for x
    x = 6,994,896,975,208,279/91,303,383.03
  6. Step 6: Final answer
    x = 76,611,585.94

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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.