Home / 159,650,999.40-239,476,499.10-144,345,498.60

Finding the Fourth Proportional to 159,650,999.40, 239,476,499.10 and 144,345,498.60

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Solution

The fourth proportional to 159,650,999.40, 239,476,499.10 and 144,345,498.60 is: 216,518,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,650,999.40 : 239,476,499.10 = 144,345,498.60 : x
  2. Step 2: Convert to fraction form
    159,650,999.40/239,476,499.10 = 144,345,498.60/x
  3. Step 3: Cross multiply
    159,650,999.40x = 239,476,499.10 × 144,345,498.60
  4. Step 4: Simplify right side
    159,650,999.40x = 34,567,354,665,571,948
  5. Step 5: Solve for x
    x = 34,567,354,665,571,948/159,650,999.40
  6. Step 6: Final answer
    x = 216,518,247.90

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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.