Home / 66,869,581.08-92,280,783.94-37,100,778.60

Finding the Fourth Proportional to 66,869,581.08, 92,280,783.94 and 37,100,778.60

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Solution

The fourth proportional to 66,869,581.08, 92,280,783.94 and 37,100,778.60 is: 51,199,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,869,581.08 : 92,280,783.94 = 37,100,778.60 : x
  2. Step 2: Convert to fraction form
    66,869,581.08/92,280,783.94 = 37,100,778.60/x
  3. Step 3: Cross multiply
    66,869,581.08x = 92,280,783.94 × 37,100,778.60
  4. Step 4: Simplify right side
    66,869,581.08x = 3,423,688,934,245,676.50
  5. Step 5: Solve for x
    x = 3,423,688,934,245,676.50/66,869,581.08
  6. Step 6: Final answer
    x = 51,199,497.27

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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.