Home / 211,847,338.46-292,373,820.60-123,763,354.68

Finding the Fourth Proportional to 211,847,338.46, 292,373,820.60 and 123,763,354.68

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Solution

The fourth proportional to 211,847,338.46, 292,373,820.60 and 123,763,354.68 is: 170,807,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,847,338.46 : 292,373,820.60 = 123,763,354.68 : x
  2. Step 2: Convert to fraction form
    211,847,338.46/292,373,820.60 = 123,763,354.68/x
  3. Step 3: Cross multiply
    211,847,338.46x = 292,373,820.60 × 123,763,354.68
  4. Step 4: Simplify right side
    211,847,338.46x = 36,185,164,858,064,496
  5. Step 5: Solve for x
    x = 36,185,164,858,064,496/211,847,338.46
  6. Step 6: Final answer
    x = 170,807,738.82

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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.