Home / 70,581,179.58-105,781,586.59-56,940,758.52

Finding the Fourth Proportional to 70,581,179.58, 105,781,586.59 and 56,940,758.52

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Solution

The fourth proportional to 70,581,179.58, 105,781,586.59 and 56,940,758.52 is: 85,338,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,581,179.58 : 105,781,586.59 = 56,940,758.52 : x
  2. Step 2: Convert to fraction form
    70,581,179.58/105,781,586.59 = 56,940,758.52/x
  3. Step 3: Cross multiply
    70,581,179.58x = 105,781,586.59 × 56,940,758.52
  4. Step 4: Simplify right side
    70,581,179.58x = 6,023,283,777,883,661
  5. Step 5: Solve for x
    x = 6,023,283,777,883,661/70,581,179.58
  6. Step 6: Final answer
    x = 85,338,383.60

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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.