Home / 84,846,988.64-127,171,747.20-48,480,852.80

Finding the Fourth Proportional to 84,846,988.64, 127,171,747.20 and 48,480,852.80

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Solution

The fourth proportional to 84,846,988.64, 127,171,747.20 and 48,480,852.80 is: 72,664,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,846,988.64 : 127,171,747.20 = 48,480,852.80 : x
  2. Step 2: Convert to fraction form
    84,846,988.64/127,171,747.20 = 48,480,852.80/x
  3. Step 3: Cross multiply
    84,846,988.64x = 127,171,747.20 × 48,480,852.80
  4. Step 4: Simplify right side
    84,846,988.64x = 6,165,394,756,322,012
  5. Step 5: Solve for x
    x = 6,165,394,756,322,012/84,846,988.64
  6. Step 6: Final answer
    x = 72,664,862.42

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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.