Home / 83,241,448.02-114,879,996.45-47,970,226.26

Finding the Fourth Proportional to 83,241,448.02, 114,879,996.45 and 47,970,226.26

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Solution

The fourth proportional to 83,241,448.02, 114,879,996.45 and 47,970,226.26 is: 66,202,829.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,241,448.02 : 114,879,996.45 = 47,970,226.26 : x
  2. Step 2: Convert to fraction form
    83,241,448.02/114,879,996.45 = 47,970,226.26/x
  3. Step 3: Cross multiply
    83,241,448.02x = 114,879,996.45 × 47,970,226.26
  4. Step 4: Simplify right side
    83,241,448.02x = 5,510,819,422,454,497
  5. Step 5: Solve for x
    x = 5,510,819,422,454,497/83,241,448.02
  6. Step 6: Final answer
    x = 66,202,829.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.