Home / 255,471,827.33-352,551,276.17-137,997,209.47

Finding the Fourth Proportional to 255,471,827.33, 352,551,276.17 and 137,997,209.47

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Solution

The fourth proportional to 255,471,827.33, 352,551,276.17 and 137,997,209.47 is: 190,436,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,471,827.33 : 352,551,276.17 = 137,997,209.47 : x
  2. Step 2: Convert to fraction form
    255,471,827.33/352,551,276.17 = 137,997,209.47/x
  3. Step 3: Cross multiply
    255,471,827.33x = 352,551,276.17 × 137,997,209.47
  4. Step 4: Simplify right side
    255,471,827.33x = 48,651,092,304,975,952
  5. Step 5: Solve for x
    x = 48,651,092,304,975,952/255,471,827.33
  6. Step 6: Final answer
    x = 190,436,232.49

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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.