Home / 72,576,200.70-108,864,301.05-52,168,866.30

Finding the Fourth Proportional to 72,576,200.70, 108,864,301.05 and 52,168,866.30

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Solution

The fourth proportional to 72,576,200.70, 108,864,301.05 and 52,168,866.30 is: 78,253,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,576,200.70 : 108,864,301.05 = 52,168,866.30 : x
  2. Step 2: Convert to fraction form
    72,576,200.70/108,864,301.05 = 52,168,866.30/x
  3. Step 3: Cross multiply
    72,576,200.70x = 108,864,301.05 × 52,168,866.30
  4. Step 4: Simplify right side
    72,576,200.70x = 5,679,327,166,320,399
  5. Step 5: Solve for x
    x = 5,679,327,166,320,399/72,576,200.70
  6. Step 6: Final answer
    x = 78,253,299.45

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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.