Home / 113,835,831.82-157,093,414.77-61,624,828.78

Finding the Fourth Proportional to 113,835,831.82, 157,093,414.77 and 61,624,828.78

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Solution

The fourth proportional to 113,835,831.82, 157,093,414.77 and 61,624,828.78 is: 85,042,245.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,835,831.82 : 157,093,414.77 = 61,624,828.78 : x
  2. Step 2: Convert to fraction form
    113,835,831.82/157,093,414.77 = 61,624,828.78/x
  3. Step 3: Cross multiply
    113,835,831.82x = 157,093,414.77 × 61,624,828.78
  4. Step 4: Simplify right side
    113,835,831.82x = 9,680,854,787,666,774
  5. Step 5: Solve for x
    x = 9,680,854,787,666,774/113,835,831.82
  6. Step 6: Final answer
    x = 85,042,245.78

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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.