Home / 100,749,597.66-151,123,898.34-39,344,992.11

Finding the Fourth Proportional to 100,749,597.66, 151,123,898.34 and 39,344,992.11

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Solution

The fourth proportional to 100,749,597.66, 151,123,898.34 and 39,344,992.11 is: 59,017,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,749,597.66 : 151,123,898.34 = 39,344,992.11 : x
  2. Step 2: Convert to fraction form
    100,749,597.66/151,123,898.34 = 39,344,992.11/x
  3. Step 3: Cross multiply
    100,749,597.66x = 151,123,898.34 × 39,344,992.11
  4. Step 4: Simplify right side
    100,749,597.66x = 5,945,968,587,819,742
  5. Step 5: Solve for x
    x = 5,945,968,587,819,742/100,749,597.66
  6. Step 6: Final answer
    x = 59,017,293.63

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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.