Home / 195,429,621.80-293,433,699.90-109,339,970.60

Finding the Fourth Proportional to 195,429,621.80, 293,433,699.90 and 109,339,970.60

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Solution

The fourth proportional to 195,429,621.80, 293,433,699.90 and 109,339,970.60 is: 164,171,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,429,621.80 : 293,433,699.90 = 109,339,970.60 : x
  2. Step 2: Convert to fraction form
    195,429,621.80/293,433,699.90 = 109,339,970.60/x
  3. Step 3: Cross multiply
    195,429,621.80x = 293,433,699.90 × 109,339,970.60
  4. Step 4: Simplify right side
    195,429,621.80x = 32,084,032,120,115,220
  5. Step 5: Solve for x
    x = 32,084,032,120,115,220/195,429,621.80
  6. Step 6: Final answer
    x = 164,171,796.60

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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.