Home / 79,097,472.42-109,155,384.99-43,815,817.94

Finding the Fourth Proportional to 79,097,472.42, 109,155,384.99 and 43,815,817.94

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Solution

The fourth proportional to 79,097,472.42, 109,155,384.99 and 43,815,817.94 is: 60,466,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,097,472.42 : 109,155,384.99 = 43,815,817.94 : x
  2. Step 2: Convert to fraction form
    79,097,472.42/109,155,384.99 = 43,815,817.94/x
  3. Step 3: Cross multiply
    79,097,472.42x = 109,155,384.99 × 43,815,817.94
  4. Step 4: Simplify right side
    79,097,472.42x = 4,782,732,475,346,672
  5. Step 5: Solve for x
    x = 4,782,732,475,346,672/79,097,472.42
  6. Step 6: Final answer
    x = 60,466,312.38

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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.