Home / 147,010,930.43-202,868,869.09-80,028,495.89

Finding the Fourth Proportional to 147,010,930.43, 202,868,869.09 and 80,028,495.89

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Solution

The fourth proportional to 147,010,930.43, 202,868,869.09 and 80,028,495.89 is: 110,435,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,010,930.43 : 202,868,869.09 = 80,028,495.89 : x
  2. Step 2: Convert to fraction form
    147,010,930.43/202,868,869.09 = 80,028,495.89/x
  3. Step 3: Cross multiply
    147,010,930.43x = 202,868,869.09 × 80,028,495.89
  4. Step 4: Simplify right side
    147,010,930.43x = 16,235,290,456,178,014
  5. Step 5: Solve for x
    x = 16,235,290,456,178,014/147,010,930.43
  6. Step 6: Final answer
    x = 110,435,941.11

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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.