Home / 148,890,176.72-222,952,627.55-91,207,570.58

Finding the Fourth Proportional to 148,890,176.72, 222,952,627.55 and 91,207,570.58

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Solution

The fourth proportional to 148,890,176.72, 222,952,627.55 and 91,207,570.58 is: 136,576,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,890,176.72 : 222,952,627.55 = 91,207,570.58 : x
  2. Step 2: Convert to fraction form
    148,890,176.72/222,952,627.55 = 91,207,570.58/x
  3. Step 3: Cross multiply
    148,890,176.72x = 222,952,627.55 × 91,207,570.58
  4. Step 4: Simplify right side
    148,890,176.72x = 20,334,967,513,263,080
  5. Step 5: Solve for x
    x = 20,334,967,513,263,080/148,890,176.72
  6. Step 6: Final answer
    x = 136,576,958.68

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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.