Home / 231,653,261.04-348,732,268.99-211,036,201.23

Finding the Fourth Proportional to 231,653,261.04, 348,732,268.99 and 211,036,201.23

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Solution

The fourth proportional to 231,653,261.04, 348,732,268.99 and 211,036,201.23 is: 317,695,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,653,261.04 : 348,732,268.99 = 211,036,201.23 : x
  2. Step 2: Convert to fraction form
    231,653,261.04/348,732,268.99 = 211,036,201.23/x
  3. Step 3: Cross multiply
    231,653,261.04x = 348,732,268.99 × 211,036,201.23
  4. Step 4: Simplify right side
    231,653,261.04x = 73,595,133,294,748,288
  5. Step 5: Solve for x
    x = 73,595,133,294,748,288/231,653,261.04
  6. Step 6: Final answer
    x = 317,695,218.13

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.