Home / 220,024,807.26-303,636,650.86-120,905,580.30

Finding the Fourth Proportional to 220,024,807.26, 303,636,650.86 and 120,905,580.30

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Solution

The fourth proportional to 220,024,807.26, 303,636,650.86 and 120,905,580.30 is: 166,851,028.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,024,807.26 : 303,636,650.86 = 120,905,580.30 : x
  2. Step 2: Convert to fraction form
    220,024,807.26/303,636,650.86 = 120,905,580.30/x
  3. Step 3: Cross multiply
    220,024,807.26x = 303,636,650.86 × 120,905,580.30
  4. Step 4: Simplify right side
    220,024,807.26x = 36,711,365,472,576,792
  5. Step 5: Solve for x
    x = 36,711,365,472,576,792/220,024,807.26
  6. Step 6: Final answer
    x = 166,851,028.89

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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.