Home / 79,031,120.70-118,663,217.10-44,084,516.58

Finding the Fourth Proportional to 79,031,120.70, 118,663,217.10 and 44,084,516.58

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Solution

The fourth proportional to 79,031,120.70, 118,663,217.10 and 44,084,516.58 is: 66,191,780.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,031,120.70 : 118,663,217.10 = 44,084,516.58 : x
  2. Step 2: Convert to fraction form
    79,031,120.70/118,663,217.10 = 44,084,516.58/x
  3. Step 3: Cross multiply
    79,031,120.70x = 118,663,217.10 × 44,084,516.58
  4. Step 4: Simplify right side
    79,031,120.70x = 5,231,210,561,681,089
  5. Step 5: Solve for x
    x = 5,231,210,561,681,089/79,031,120.70
  6. Step 6: Final answer
    x = 66,191,780.09

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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.