Home / 140,921,513.60-211,331,557.92-48,780,216.32

Finding the Fourth Proportional to 140,921,513.60, 211,331,557.92 and 48,780,216.32

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Solution

The fourth proportional to 140,921,513.60, 211,331,557.92 and 48,780,216.32 is: 73,152,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,921,513.60 : 211,331,557.92 = 48,780,216.32 : x
  2. Step 2: Convert to fraction form
    140,921,513.60/211,331,557.92 = 48,780,216.32/x
  3. Step 3: Cross multiply
    140,921,513.60x = 211,331,557.92 × 48,780,216.32
  4. Step 4: Simplify right side
    140,921,513.60x = 10,308,799,110,580,208
  5. Step 5: Solve for x
    x = 10,308,799,110,580,208/140,921,513.60
  6. Step 6: Final answer
    x = 73,152,770.27

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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.