Home / 159,283,912.32-238,975,475.04-57,048,835.68

Finding the Fourth Proportional to 159,283,912.32, 238,975,475.04 and 57,048,835.68

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Solution

The fourth proportional to 159,283,912.32, 238,975,475.04 and 57,048,835.68 is: 85,591,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,283,912.32 : 238,975,475.04 = 57,048,835.68 : x
  2. Step 2: Convert to fraction form
    159,283,912.32/238,975,475.04 = 57,048,835.68/x
  3. Step 3: Cross multiply
    159,283,912.32x = 238,975,475.04 × 57,048,835.68
  4. Step 4: Simplify right side
    159,283,912.32x = 13,633,272,607,106,900
  5. Step 5: Solve for x
    x = 13,633,272,607,106,900/159,283,912.32
  6. Step 6: Final answer
    x = 85,591,020.52

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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.