Home / 54,148,846.40-81,223,269.60-51,760,059.20

Finding the Fourth Proportional to 54,148,846.40, 81,223,269.60 and 51,760,059.20

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Solution

The fourth proportional to 54,148,846.40, 81,223,269.60 and 51,760,059.20 is: 77,640,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,148,846.40 : 81,223,269.60 = 51,760,059.20 : x
  2. Step 2: Convert to fraction form
    54,148,846.40/81,223,269.60 = 51,760,059.20/x
  3. Step 3: Cross multiply
    54,148,846.40x = 81,223,269.60 × 51,760,059.20
  4. Step 4: Simplify right side
    54,148,846.40x = 4,204,121,242,913,560.50
  5. Step 5: Solve for x
    x = 4,204,121,242,913,560.50/54,148,846.40
  6. Step 6: Final answer
    x = 77,640,088.80

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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.