Home / 159,507,310.40-239,260,965.60-102,064,443.20

Finding the Fourth Proportional to 159,507,310.40, 239,260,965.60 and 102,064,443.20

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Solution

The fourth proportional to 159,507,310.40, 239,260,965.60 and 102,064,443.20 is: 153,096,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,507,310.40 : 239,260,965.60 = 102,064,443.20 : x
  2. Step 2: Convert to fraction form
    159,507,310.40/239,260,965.60 = 102,064,443.20/x
  3. Step 3: Cross multiply
    159,507,310.40x = 239,260,965.60 × 102,064,443.20
  4. Step 4: Simplify right side
    159,507,310.40x = 24,420,037,233,458,356
  5. Step 5: Solve for x
    x = 24,420,037,233,458,356/159,507,310.40
  6. Step 6: Final answer
    x = 153,096,664.80

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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.