Home / 100,602,030.90-150,903,046.35-73,179,675.30

Finding the Fourth Proportional to 100,602,030.90, 150,903,046.35 and 73,179,675.30

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Solution

The fourth proportional to 100,602,030.90, 150,903,046.35 and 73,179,675.30 is: 109,769,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,602,030.90 : 150,903,046.35 = 73,179,675.30 : x
  2. Step 2: Convert to fraction form
    100,602,030.90/150,903,046.35 = 73,179,675.30/x
  3. Step 3: Cross multiply
    100,602,030.90x = 150,903,046.35 × 73,179,675.30
  4. Step 4: Simplify right side
    100,602,030.90x = 11,043,035,933,673,850
  5. Step 5: Solve for x
    x = 11,043,035,933,673,850/100,602,030.90
  6. Step 6: Final answer
    x = 109,769,512.95

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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.