Home / 82,580,000.34-113,967,662.76-45,416,828.64

Finding the Fourth Proportional to 82,580,000.34, 113,967,662.76 and 45,416,828.64

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Solution

The fourth proportional to 82,580,000.34, 113,967,662.76 and 45,416,828.64 is: 62,679,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,580,000.34 : 113,967,662.76 = 45,416,828.64 : x
  2. Step 2: Convert to fraction form
    82,580,000.34/113,967,662.76 = 45,416,828.64/x
  3. Step 3: Cross multiply
    82,580,000.34x = 113,967,662.76 × 45,416,828.64
  4. Step 4: Simplify right side
    82,580,000.34x = 5,176,049,810,072,230
  5. Step 5: Solve for x
    x = 5,176,049,810,072,230/82,580,000.34
  6. Step 6: Final answer
    x = 62,679,217.59

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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.