Home / 47,513,220.30-65,568,244.02-25,783,188.30

Finding the Fourth Proportional to 47,513,220.30, 65,568,244.02 and 25,783,188.30

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Solution

The fourth proportional to 47,513,220.30, 65,568,244.02 and 25,783,188.30 is: 35,580,799.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,513,220.30 : 65,568,244.02 = 25,783,188.30 : x
  2. Step 2: Convert to fraction form
    47,513,220.30/65,568,244.02 = 25,783,188.30/x
  3. Step 3: Cross multiply
    47,513,220.30x = 65,568,244.02 × 25,783,188.30
  4. Step 4: Simplify right side
    47,513,220.30x = 1,690,558,382,068,009
  5. Step 5: Solve for x
    x = 1,690,558,382,068,009/47,513,220.30
  6. Step 6: Final answer
    x = 35,580,799.86

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1.5x scale

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.