Home / 45,415,606.80-68,123,410.20-29,291,293.20

Finding the Fourth Proportional to 45,415,606.80, 68,123,410.20 and 29,291,293.20

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Solution

The fourth proportional to 45,415,606.80, 68,123,410.20 and 29,291,293.20 is: 43,936,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,415,606.80 : 68,123,410.20 = 29,291,293.20 : x
  2. Step 2: Convert to fraction form
    45,415,606.80/68,123,410.20 = 29,291,293.20/x
  3. Step 3: Cross multiply
    45,415,606.80x = 68,123,410.20 × 29,291,293.20
  4. Step 4: Simplify right side
    45,415,606.80x = 1,995,422,781,952,070.75
  5. Step 5: Solve for x
    x = 1,995,422,781,952,070.75/45,415,606.80
  6. Step 6: Final answer
    x = 43,936,939.80

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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.