Home / 84,088,890,131.32-116,043,392,037.90-47,961,752,493.88

Finding the Fourth Proportional to 84,088,890,131.32, 116,043,392,037.90 and 47,961,752,493.88

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Solution

The fourth proportional to 84,088,890,131.32, 116,043,392,037.90 and 47,961,752,493.88 is: 66,187,631,193.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,088,890,131.32 : 116,043,392,037.90 = 47,961,752,493.88 : x
  2. Step 2: Convert to fraction form
    84,088,890,131.32/116,043,392,037.90 = 47,961,752,493.88/x
  3. Step 3: Cross multiply
    84,088,890,131.32x = 116,043,392,037.90 × 47,961,752,493.88
  4. Step 4: Simplify right side
    84,088,890,131.32x = 5,565,644,447,472,044,474,368
  5. Step 5: Solve for x
    x = 5,565,644,447,472,044,474,368/84,088,890,131.32
  6. Step 6: Final answer
    x = 66,187,631,193.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.