Home / 126,657,223.82-190,108,689.98-61,124,479.73

Finding the Fourth Proportional to 126,657,223.82, 190,108,689.98 and 61,124,479.73

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Solution

The fourth proportional to 126,657,223.82, 190,108,689.98 and 61,124,479.73 is: 91,746,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,657,223.82 : 190,108,689.98 = 61,124,479.73 : x
  2. Step 2: Convert to fraction form
    126,657,223.82/190,108,689.98 = 61,124,479.73/x
  3. Step 3: Cross multiply
    126,657,223.82x = 190,108,689.98 × 61,124,479.73
  4. Step 4: Simplify right side
    126,657,223.82x = 11,620,294,765,923,198
  5. Step 5: Solve for x
    x = 11,620,294,765,923,198/126,657,223.82
  6. Step 6: Final answer
    x = 91,746,008.76

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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.