Home / 379,907,345.60-569,959,268.32-222,473,317.12

Finding the Fourth Proportional to 379,907,345.60, 569,959,268.32 and 222,473,317.12

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Solution

The fourth proportional to 379,907,345.60, 569,959,268.32 and 222,473,317.12 is: 333,767,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,907,345.60 : 569,959,268.32 = 222,473,317.12 : x
  2. Step 2: Convert to fraction form
    379,907,345.60/569,959,268.32 = 222,473,317.12/x
  3. Step 3: Cross multiply
    379,907,345.60x = 569,959,268.32 × 222,473,317.12
  4. Step 4: Simplify right side
    379,907,345.60x = 126,800,729,046,438,544
  5. Step 5: Solve for x
    x = 126,800,729,046,438,544/379,907,345.60
  6. Step 6: Final answer
    x = 333,767,510.72

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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.