Home / 112,672,372,248.52-155,491,372,809.30-61,922,392,695.88

Finding the Fourth Proportional to 112,672,372,248.52, 155,491,372,809.30 and 61,922,392,695.88

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Solution

The fourth proportional to 112,672,372,248.52, 155,491,372,809.30 and 61,922,392,695.88 is: 85,454,824,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,672,372,248.52 : 155,491,372,809.30 = 61,922,392,695.88 : x
  2. Step 2: Convert to fraction form
    112,672,372,248.52/155,491,372,809.30 = 61,922,392,695.88/x
  3. Step 3: Cross multiply
    112,672,372,248.52x = 155,491,372,809.30 × 61,922,392,695.88
  4. Step 4: Simplify right side
    112,672,372,248.52x = 9,628,397,847,918,950,744,064
  5. Step 5: Solve for x
    x = 9,628,397,847,918,950,744,064/112,672,372,248.52
  6. Step 6: Final answer
    x = 85,454,824,956.39

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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.