Home / 66,767,511.70-100,151,267.55-49,548,823.30

Finding the Fourth Proportional to 66,767,511.70, 100,151,267.55 and 49,548,823.30

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Solution

The fourth proportional to 66,767,511.70, 100,151,267.55 and 49,548,823.30 is: 74,323,234.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,767,511.70 : 100,151,267.55 = 49,548,823.30 : x
  2. Step 2: Convert to fraction form
    66,767,511.70/100,151,267.55 = 49,548,823.30/x
  3. Step 3: Cross multiply
    66,767,511.70x = 100,151,267.55 × 49,548,823.30
  4. Step 4: Simplify right side
    66,767,511.70x = 4,962,377,459,105,973
  5. Step 5: Solve for x
    x = 4,962,377,459,105,973/66,767,511.70
  6. Step 6: Final answer
    x = 74,323,234.95

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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.