Home / 84,470,448.96-116,569,220.56-45,839,280.96

Finding the Fourth Proportional to 84,470,448.96, 116,569,220.56 and 45,839,280.96

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Solution

The fourth proportional to 84,470,448.96, 116,569,220.56 and 45,839,280.96 is: 63,258,208.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,470,448.96 : 116,569,220.56 = 45,839,280.96 : x
  2. Step 2: Convert to fraction form
    84,470,448.96/116,569,220.56 = 45,839,280.96/x
  3. Step 3: Cross multiply
    84,470,448.96x = 116,569,220.56 × 45,839,280.96
  4. Step 4: Simplify right side
    84,470,448.96x = 5,343,449,252,538,049
  5. Step 5: Solve for x
    x = 5,343,449,252,538,049/84,470,448.96
  6. Step 6: Final answer
    x = 63,258,208.26

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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.