Home / 66,530,342.60-99,795,513.90-37,765,363.40

Finding the Fourth Proportional to 66,530,342.60, 99,795,513.90 and 37,765,363.40

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Solution

The fourth proportional to 66,530,342.60, 99,795,513.90 and 37,765,363.40 is: 56,648,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,530,342.60 : 99,795,513.90 = 37,765,363.40 : x
  2. Step 2: Convert to fraction form
    66,530,342.60/99,795,513.90 = 37,765,363.40/x
  3. Step 3: Cross multiply
    66,530,342.60x = 99,795,513.90 × 37,765,363.40
  4. Step 4: Simplify right side
    66,530,342.60x = 3,768,813,848,123,251.50
  5. Step 5: Solve for x
    x = 3,768,813,848,123,251.50/66,530,342.60
  6. Step 6: Final answer
    x = 56,648,045.10

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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.