Home / 82,811,175.84-114,277,922.56-45,134,665.74

Finding the Fourth Proportional to 82,811,175.84, 114,277,922.56 and 45,134,665.74

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Solution

The fourth proportional to 82,811,175.84, 114,277,922.56 and 45,134,665.74 is: 62,285,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,811,175.84 : 114,277,922.56 = 45,134,665.74 : x
  2. Step 2: Convert to fraction form
    82,811,175.84/114,277,922.56 = 45,134,665.74/x
  3. Step 3: Cross multiply
    82,811,175.84x = 114,277,922.56 × 45,134,665.74
  4. Step 4: Simplify right side
    82,811,175.84x = 5,157,895,836,207,205
  5. Step 5: Solve for x
    x = 5,157,895,836,207,205/82,811,175.84
  6. Step 6: Final answer
    x = 62,285,021.12

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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.