Home / 65,869,353.92-90,900,249.96-36,501,176.94

Finding the Fourth Proportional to 65,869,353.92, 90,900,249.96 and 36,501,176.94

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Solution

The fourth proportional to 65,869,353.92, 90,900,249.96 and 36,501,176.94 is: 50,371,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,869,353.92 : 90,900,249.96 = 36,501,176.94 : x
  2. Step 2: Convert to fraction form
    65,869,353.92/90,900,249.96 = 36,501,176.94/x
  3. Step 3: Cross multiply
    65,869,353.92x = 90,900,249.96 × 36,501,176.94
  4. Step 4: Simplify right side
    65,869,353.92x = 3,317,966,107,680,187.50
  5. Step 5: Solve for x
    x = 3,317,966,107,680,187.50/65,869,353.92
  6. Step 6: Final answer
    x = 50,371,924.27

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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.