Home / 70,136,749.97-96,791,704.10-39,196,918.34

Finding the Fourth Proportional to 70,136,749.97, 96,791,704.10 and 39,196,918.34

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Solution

The fourth proportional to 70,136,749.97, 96,791,704.10 and 39,196,918.34 is: 54,093,417.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,136,749.97 : 96,791,704.10 = 39,196,918.34 : x
  2. Step 2: Convert to fraction form
    70,136,749.97/96,791,704.10 = 39,196,918.34/x
  3. Step 3: Cross multiply
    70,136,749.97x = 96,791,704.10 × 39,196,918.34
  4. Step 4: Simplify right side
    70,136,749.97x = 3,793,936,521,597,143.50
  5. Step 5: Solve for x
    x = 3,793,936,521,597,143.50/70,136,749.97
  6. Step 6: Final answer
    x = 54,093,417.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.