Home / 72,576,005.70-108,864,008.55-29,465,861.70

Finding the Fourth Proportional to 72,576,005.70, 108,864,008.55 and 29,465,861.70

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Solution

The fourth proportional to 72,576,005.70, 108,864,008.55 and 29,465,861.70 is: 44,198,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,576,005.70 : 108,864,008.55 = 29,465,861.70 : x
  2. Step 2: Convert to fraction form
    72,576,005.70/108,864,008.55 = 29,465,861.70/x
  3. Step 3: Cross multiply
    72,576,005.70x = 108,864,008.55 × 29,465,861.70
  4. Step 4: Simplify right side
    72,576,005.70x = 3,207,771,820,041,917.50
  5. Step 5: Solve for x
    x = 3,207,771,820,041,917.50/72,576,005.70
  6. Step 6: Final answer
    x = 44,198,792.55

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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.