Home / 220,287,302.54-304,002,211.18-121,170,603.60

Finding the Fourth Proportional to 220,287,302.54, 304,002,211.18 and 121,170,603.60

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Solution

The fourth proportional to 220,287,302.54, 304,002,211.18 and 121,170,603.60 is: 167,218,586.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,287,302.54 : 304,002,211.18 = 121,170,603.60 : x
  2. Step 2: Convert to fraction form
    220,287,302.54/304,002,211.18 = 121,170,603.60/x
  3. Step 3: Cross multiply
    220,287,302.54x = 304,002,211.18 × 121,170,603.60
  4. Step 4: Simplify right side
    220,287,302.54x = 36,836,131,424,415,264
  5. Step 5: Solve for x
    x = 36,836,131,424,415,264/220,287,302.54
  6. Step 6: Final answer
    x = 167,218,586.82

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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.