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Finding the Fourth Proportional to 59,059,568.80, 82,481,842.40 and 59,059,568.80

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Solution

The fourth proportional to 59,059,568.80, 82,481,842.40 and 59,059,568.80 is: 82,481,842.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,059,568.80 : 82,481,842.40 = 59,059,568.80 : x
  2. Step 2: Convert to fraction form
    59,059,568.80/82,481,842.40 = 59,059,568.80/x
  3. Step 3: Cross multiply
    59,059,568.80x = 82,481,842.40 × 59,059,568.80
  4. Step 4: Simplify right side
    59,059,568.80x = 4,871,342,045,973,557
  5. Step 5: Solve for x
    x = 4,871,342,045,973,557/59,059,568.80
  6. Step 6: Final answer
    x = 82,481,842.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.