Home / 146,016,002.40-219,024,003.60-74,352,386.40

Finding the Fourth Proportional to 146,016,002.40, 219,024,003.60 and 74,352,386.40

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Solution

The fourth proportional to 146,016,002.40, 219,024,003.60 and 74,352,386.40 is: 111,528,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,016,002.40 : 219,024,003.60 = 74,352,386.40 : x
  2. Step 2: Convert to fraction form
    146,016,002.40/219,024,003.60 = 74,352,386.40/x
  3. Step 3: Cross multiply
    146,016,002.40x = 219,024,003.60 × 74,352,386.40
  4. Step 4: Simplify right side
    146,016,002.40x = 16,284,957,346,542,192
  5. Step 5: Solve for x
    x = 16,284,957,346,542,192/146,016,002.40
  6. Step 6: Final answer
    x = 111,528,579.60

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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.