Home / 127,872,022.20-191,808,033.30-73,284,502.20

Finding the Fourth Proportional to 127,872,022.20, 191,808,033.30 and 73,284,502.20

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Solution

The fourth proportional to 127,872,022.20, 191,808,033.30 and 73,284,502.20 is: 109,926,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,872,022.20 : 191,808,033.30 = 73,284,502.20 : x
  2. Step 2: Convert to fraction form
    127,872,022.20/191,808,033.30 = 73,284,502.20/x
  3. Step 3: Cross multiply
    127,872,022.20x = 191,808,033.30 × 73,284,502.20
  4. Step 4: Simplify right side
    127,872,022.20x = 14,056,556,238,351,524
  5. Step 5: Solve for x
    x = 14,056,556,238,351,524/127,872,022.20
  6. Step 6: Final answer
    x = 109,926,753.30

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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.