Home / 156,544,155.64-234,777,429.60-52,911,058.78

Finding the Fourth Proportional to 156,544,155.64, 234,777,429.60 and 52,911,058.78

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Solution

The fourth proportional to 156,544,155.64, 234,777,429.60 and 52,911,058.78 is: 79,353,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,544,155.64 : 234,777,429.60 = 52,911,058.78 : x
  2. Step 2: Convert to fraction form
    156,544,155.64/234,777,429.60 = 52,911,058.78/x
  3. Step 3: Cross multiply
    156,544,155.64x = 234,777,429.60 × 52,911,058.78
  4. Step 4: Simplify right side
    156,544,155.64x = 12,422,322,377,782,912
  5. Step 5: Solve for x
    x = 12,422,322,377,782,912/156,544,155.64
  6. Step 6: Final answer
    x = 79,353,472.68

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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.