Home / 73,354,433.70-110,031,650.55-67,811,700.90

Finding the Fourth Proportional to 73,354,433.70, 110,031,650.55 and 67,811,700.90

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Solution

The fourth proportional to 73,354,433.70, 110,031,650.55 and 67,811,700.90 is: 101,717,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,354,433.70 : 110,031,650.55 = 67,811,700.90 : x
  2. Step 2: Convert to fraction form
    73,354,433.70/110,031,650.55 = 67,811,700.90/x
  3. Step 3: Cross multiply
    73,354,433.70x = 110,031,650.55 × 67,811,700.90
  4. Step 4: Simplify right side
    73,354,433.70x = 7,461,433,376,629,921
  5. Step 5: Solve for x
    x = 7,461,433,376,629,921/73,354,433.70
  6. Step 6: Final answer
    x = 101,717,551.35

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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.