Home / 51,093,021.60-76,639,532.40-43,440,271.20

Finding the Fourth Proportional to 51,093,021.60, 76,639,532.40 and 43,440,271.20

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Solution

The fourth proportional to 51,093,021.60, 76,639,532.40 and 43,440,271.20 is: 65,160,406.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,093,021.60 : 76,639,532.40 = 43,440,271.20 : x
  2. Step 2: Convert to fraction form
    51,093,021.60/76,639,532.40 = 43,440,271.20/x
  3. Step 3: Cross multiply
    51,093,021.60x = 76,639,532.40 × 43,440,271.20
  4. Step 4: Simplify right side
    51,093,021.60x = 3,329,242,072,097,187.50
  5. Step 5: Solve for x
    x = 3,329,242,072,097,187.50/51,093,021.60
  6. Step 6: Final answer
    x = 65,160,406.80

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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.