Home / 146,641,345.20-220,103,735.40-89,245,717.20

Finding the Fourth Proportional to 146,641,345.20, 220,103,735.40 and 89,245,717.20

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Solution

The fourth proportional to 146,641,345.20, 220,103,735.40 and 89,245,717.20 is: 133,954,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,641,345.20 : 220,103,735.40 = 89,245,717.20 : x
  2. Step 2: Convert to fraction form
    146,641,345.20/220,103,735.40 = 89,245,717.20/x
  3. Step 3: Cross multiply
    146,641,345.20x = 220,103,735.40 × 89,245,717.20
  4. Step 4: Simplify right side
    146,641,345.20x = 19,643,315,724,172,032
  5. Step 5: Solve for x
    x = 19,643,315,724,172,032/146,641,345.20
  6. Step 6: Final answer
    x = 133,954,824.93

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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.