Home / 226,829,930.80-340,020,947.40-111,720,247.60

Finding the Fourth Proportional to 226,829,930.80, 340,020,947.40 and 111,720,247.60

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Solution

The fourth proportional to 226,829,930.80, 340,020,947.40 and 111,720,247.60 is: 167,470,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,829,930.80 : 340,020,947.40 = 111,720,247.60 : x
  2. Step 2: Convert to fraction form
    226,829,930.80/340,020,947.40 = 111,720,247.60/x
  3. Step 3: Cross multiply
    226,829,930.80x = 340,020,947.40 × 111,720,247.60
  4. Step 4: Simplify right side
    226,829,930.80x = 37,987,224,432,714,568
  5. Step 5: Solve for x
    x = 37,987,224,432,714,568/226,829,930.80
  6. Step 6: Final answer
    x = 167,470,070.19

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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.