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Finding the Fourth Proportional to 367,793,943.04, 551,747,601.60 and 125,400,160

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Solution

The fourth proportional to 367,793,943.04, 551,747,601.60 and 125,400,160 is: 188,119,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,793,943.04 : 551,747,601.60 = 125,400,160 : x
  2. Step 2: Convert to fraction form
    367,793,943.04/551,747,601.60 = 125,400,160/x
  3. Step 3: Cross multiply
    367,793,943.04x = 551,747,601.60 × 125,400,160
  4. Step 4: Simplify right side
    367,793,943.04x = 69,189,237,520,256,256
  5. Step 5: Solve for x
    x = 69,189,237,520,256,256/367,793,943.04
  6. Step 6: Final answer
    x = 188,119,567.57

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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.