Home / 132,222,151.80-198,139,605.30-118,575,271.80

Finding the Fourth Proportional to 132,222,151.80, 198,139,605.30 and 118,575,271.80

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Solution

The fourth proportional to 132,222,151.80, 198,139,605.30 and 118,575,271.80 is: 177,689,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,222,151.80 : 198,139,605.30 = 118,575,271.80 : x
  2. Step 2: Convert to fraction form
    132,222,151.80/198,139,605.30 = 118,575,271.80/x
  3. Step 3: Cross multiply
    132,222,151.80x = 198,139,605.30 × 118,575,271.80
  4. Step 4: Simplify right side
    132,222,151.80x = 23,494,457,552,792,220
  5. Step 5: Solve for x
    x = 23,494,457,552,792,220/132,222,151.80
  6. Step 6: Final answer
    x = 177,689,269.41

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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.