Home / 178,038,074.80-267,057,112.20-147,804,986.80

Finding the Fourth Proportional to 178,038,074.80, 267,057,112.20 and 147,804,986.80

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Solution

The fourth proportional to 178,038,074.80, 267,057,112.20 and 147,804,986.80 is: 221,707,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,038,074.80 : 267,057,112.20 = 147,804,986.80 : x
  2. Step 2: Convert to fraction form
    178,038,074.80/267,057,112.20 = 147,804,986.80/x
  3. Step 3: Cross multiply
    178,038,074.80x = 267,057,112.20 × 147,804,986.80
  4. Step 4: Simplify right side
    178,038,074.80x = 39,472,372,943,567,120
  5. Step 5: Solve for x
    x = 39,472,372,943,567,120/178,038,074.80
  6. Step 6: Final answer
    x = 221,707,480.20

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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.