Home / 107,782,438,051.89-148,785,562,778.94-67,157,421,175.26

Finding the Fourth Proportional to 107,782,438,051.89, 148,785,562,778.94 and 67,157,421,175.26

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Solution

The fourth proportional to 107,782,438,051.89, 148,785,562,778.94 and 67,157,421,175.26 is: 92,705,777,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,782,438,051.89 : 148,785,562,778.94 = 67,157,421,175.26 : x
  2. Step 2: Convert to fraction form
    107,782,438,051.89/148,785,562,778.94 = 67,157,421,175.26/x
  3. Step 3: Cross multiply
    107,782,438,051.89x = 148,785,562,778.94 × 67,157,421,175.26
  4. Step 4: Simplify right side
    107,782,438,051.89x = 9,992,054,704,343,361,781,760
  5. Step 5: Solve for x
    x = 9,992,054,704,343,361,781,760/107,782,438,051.89
  6. Step 6: Final answer
    x = 92,705,777,350.60

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1.5x scale

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.