Home / 66,749,031.60-100,104,262.92-30,337,134

Finding the Fourth Proportional to 66,749,031.60, 100,104,262.92 and 30,337,134

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Solution

The fourth proportional to 66,749,031.60, 100,104,262.92 and 30,337,134 is: 45,496,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,749,031.60 : 100,104,262.92 = 30,337,134 : x
  2. Step 2: Convert to fraction form
    66,749,031.60/100,104,262.92 = 30,337,134/x
  3. Step 3: Cross multiply
    66,749,031.60x = 100,104,262.92 × 30,337,134
  4. Step 4: Simplify right side
    66,749,031.60x = 3,036,876,438,175,271.50
  5. Step 5: Solve for x
    x = 3,036,876,438,175,271.50/66,749,031.60
  6. Step 6: Final answer
    x = 45,496,936.29

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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.