Home / 127,695,041.80-191,542,565.21-30,650,749.39

Finding the Fourth Proportional to 127,695,041.80, 191,542,565.21 and 30,650,749.39

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Solution

The fourth proportional to 127,695,041.80, 191,542,565.21 and 30,650,749.39 is: 45,976,124.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,695,041.80 : 191,542,565.21 = 30,650,749.39 : x
  2. Step 2: Convert to fraction form
    127,695,041.80/191,542,565.21 = 30,650,749.39/x
  3. Step 3: Cross multiply
    127,695,041.80x = 191,542,565.21 × 30,650,749.39
  4. Step 4: Simplify right side
    127,695,041.80x = 5,870,923,162,658,477
  5. Step 5: Solve for x
    x = 5,870,923,162,658,477/127,695,041.80
  6. Step 6: Final answer
    x = 45,976,124.68

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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.