Home / 348,268,969.66-480,596,769.08-189,499,757.16

Finding the Fourth Proportional to 348,268,969.66, 480,596,769.08 and 189,499,757.16

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Solution

The fourth proportional to 348,268,969.66, 480,596,769.08 and 189,499,757.16 is: 261,501,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,268,969.66 : 480,596,769.08 = 189,499,757.16 : x
  2. Step 2: Convert to fraction form
    348,268,969.66/480,596,769.08 = 189,499,757.16/x
  3. Step 3: Cross multiply
    348,268,969.66x = 480,596,769.08 × 189,499,757.16
  4. Step 4: Simplify right side
    348,268,969.66x = 91,072,971,032,540,592
  5. Step 5: Solve for x
    x = 91,072,971,032,540,592/348,268,969.66
  6. Step 6: Final answer
    x = 261,501,824.64

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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.