Home / 161,184,919.41-241,753,759.51-79,281,813.15

Finding the Fourth Proportional to 161,184,919.41, 241,753,759.51 and 79,281,813.15

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Solution

The fourth proportional to 161,184,919.41, 241,753,759.51 and 79,281,813.15 is: 118,911,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,184,919.41 : 241,753,759.51 = 79,281,813.15 : x
  2. Step 2: Convert to fraction form
    161,184,919.41/241,753,759.51 = 79,281,813.15/x
  3. Step 3: Cross multiply
    161,184,919.41x = 241,753,759.51 × 79,281,813.15
  4. Step 4: Simplify right side
    161,184,919.41x = 19,166,676,389,781,856
  5. Step 5: Solve for x
    x = 19,166,676,389,781,856/161,184,919.41
  6. Step 6: Final answer
    x = 118,911,101.98

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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.