Home / 171,251,129.92-236,327,178-92,934,666.40

Finding the Fourth Proportional to 171,251,129.92, 236,327,178 and 92,934,666.40

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Solution

The fourth proportional to 171,251,129.92, 236,327,178 and 92,934,666.40 is: 128,250,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,251,129.92 : 236,327,178 = 92,934,666.40 : x
  2. Step 2: Convert to fraction form
    171,251,129.92/236,327,178 = 92,934,666.40/x
  3. Step 3: Cross multiply
    171,251,129.92x = 236,327,178 × 92,934,666.40
  4. Step 4: Simplify right side
    171,251,129.92x = 21,962,987,448,683,420
  5. Step 5: Solve for x
    x = 21,962,987,448,683,420/171,251,129.92
  6. Step 6: Final answer
    x = 128,250,175.39

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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.