Home / 148,369,065.10-222,396,521.60-49,907,038.12

Finding the Fourth Proportional to 148,369,065.10, 222,396,521.60 and 49,907,038.12

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Solution

The fourth proportional to 148,369,065.10, 222,396,521.60 and 49,907,038.12 is: 74,807,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,369,065.10 : 222,396,521.60 = 49,907,038.12 : x
  2. Step 2: Convert to fraction form
    148,369,065.10/222,396,521.60 = 49,907,038.12/x
  3. Step 3: Cross multiply
    148,369,065.10x = 222,396,521.60 × 49,907,038.12
  4. Step 4: Simplify right side
    148,369,065.10x = 11,099,151,681,246,602
  5. Step 5: Solve for x
    x = 11,099,151,681,246,602/148,369,065.10
  6. Step 6: Final answer
    x = 74,807,721.37

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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.