Home / 140,420,284.86-210,639,669.39-36,792,027.66

Finding the Fourth Proportional to 140,420,284.86, 210,639,669.39 and 36,792,027.66

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Solution

The fourth proportional to 140,420,284.86, 210,639,669.39 and 36,792,027.66 is: 55,190,463.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,420,284.86 : 210,639,669.39 = 36,792,027.66 : x
  2. Step 2: Convert to fraction form
    140,420,284.86/210,639,669.39 = 36,792,027.66/x
  3. Step 3: Cross multiply
    140,420,284.86x = 210,639,669.39 × 36,792,027.66
  4. Step 4: Simplify right side
    140,420,284.86x = 7,749,860,542,490,134
  5. Step 5: Solve for x
    x = 7,749,860,542,490,134/140,420,284.86
  6. Step 6: Final answer
    x = 55,190,463.05

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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.