Home / 84,470,425.92-116,569,188.72-45,839,257.92

Finding the Fourth Proportional to 84,470,425.92, 116,569,188.72 and 45,839,257.92

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Solution

The fourth proportional to 84,470,425.92, 116,569,188.72 and 45,839,257.92 is: 63,258,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,470,425.92 : 116,569,188.72 = 45,839,257.92 : x
  2. Step 2: Convert to fraction form
    84,470,425.92/116,569,188.72 = 45,839,257.92/x
  3. Step 3: Cross multiply
    84,470,425.92x = 116,569,188.72 × 45,839,257.92
  4. Step 4: Simplify right side
    84,470,425.92x = 5,343,445,107,261,235
  5. Step 5: Solve for x
    x = 5,343,445,107,261,235/84,470,425.92
  6. Step 6: Final answer
    x = 63,258,176.45

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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.