Home / 148,299,143.85-222,292,999.11-49,896,690.15

Finding the Fourth Proportional to 148,299,143.85, 222,292,999.11 and 49,896,690.15

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Solution

The fourth proportional to 148,299,143.85, 222,292,999.11 and 49,896,690.15 is: 74,792,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,299,143.85 : 222,292,999.11 = 49,896,690.15 : x
  2. Step 2: Convert to fraction form
    148,299,143.85/222,292,999.11 = 49,896,690.15/x
  3. Step 3: Cross multiply
    148,299,143.85x = 222,292,999.11 × 49,896,690.15
  4. Step 4: Simplify right side
    148,299,143.85x = 11,091,684,899,105,896
  5. Step 5: Solve for x
    x = 11,091,684,899,105,896/148,299,143.85
  6. Step 6: Final answer
    x = 74,792,642.84

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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.