Home / 103,255,335.86-142,487,238.03-56,844,593.33

Finding the Fourth Proportional to 103,255,335.86, 142,487,238.03 and 56,844,593.33

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Solution

The fourth proportional to 103,255,335.86, 142,487,238.03 and 56,844,593.33 is: 78,442,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,255,335.86 : 142,487,238.03 = 56,844,593.33 : x
  2. Step 2: Convert to fraction form
    103,255,335.86/142,487,238.03 = 56,844,593.33/x
  3. Step 3: Cross multiply
    103,255,335.86x = 142,487,238.03 × 56,844,593.33
  4. Step 4: Simplify right side
    103,255,335.86x = 8,099,629,100,886,479
  5. Step 5: Solve for x
    x = 8,099,629,100,886,479/103,255,335.86
  6. Step 6: Final answer
    x = 78,442,717.11

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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.