Home / 64,576,688.20-89,200,895.64-47,865,305.44

Finding the Fourth Proportional to 64,576,688.20, 89,200,895.64 and 47,865,305.44

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Solution

The fourth proportional to 64,576,688.20, 89,200,895.64 and 47,865,305.44 is: 66,117,173.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,576,688.20 : 89,200,895.64 = 47,865,305.44 : x
  2. Step 2: Convert to fraction form
    64,576,688.20/89,200,895.64 = 47,865,305.44/x
  3. Step 3: Cross multiply
    64,576,688.20x = 89,200,895.64 × 47,865,305.44
  4. Step 4: Simplify right side
    64,576,688.20x = 4,269,628,115,330,164
  5. Step 5: Solve for x
    x = 4,269,628,115,330,164/64,576,688.20
  6. Step 6: Final answer
    x = 66,117,173.77

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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.