Home / 161,028,248.40-241,542,372.60-103,585,381.20

Finding the Fourth Proportional to 161,028,248.40, 241,542,372.60 and 103,585,381.20

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Solution

The fourth proportional to 161,028,248.40, 241,542,372.60 and 103,585,381.20 is: 155,378,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,028,248.40 : 241,542,372.60 = 103,585,381.20 : x
  2. Step 2: Convert to fraction form
    161,028,248.40/241,542,372.60 = 103,585,381.20/x
  3. Step 3: Cross multiply
    161,028,248.40x = 241,542,372.60 × 103,585,381.20
  4. Step 4: Simplify right side
    161,028,248.40x = 25,020,258,741,723,436
  5. Step 5: Solve for x
    x = 25,020,258,741,723,436/161,028,248.40
  6. Step 6: Final answer
    x = 155,378,071.80

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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.