Home / 148,243,728.21-222,364,472.69-44,612,487.38

Finding the Fourth Proportional to 148,243,728.21, 222,364,472.69 and 44,612,487.38

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Solution

The fourth proportional to 148,243,728.21, 222,364,472.69 and 44,612,487.38 is: 66,918,394.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,243,728.21 : 222,364,472.69 = 44,612,487.38 : x
  2. Step 2: Convert to fraction form
    148,243,728.21/222,364,472.69 = 44,612,487.38/x
  3. Step 3: Cross multiply
    148,243,728.21x = 222,364,472.69 × 44,612,487.38
  4. Step 4: Simplify right side
    148,243,728.21x = 9,920,232,230,308,094
  5. Step 5: Solve for x
    x = 9,920,232,230,308,094/148,243,728.21
  6. Step 6: Final answer
    x = 66,918,394.12

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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.