Home / 84,431,881,566.54-126,669,259,258.20-39,085,281,885.78

Finding the Fourth Proportional to 84,431,881,566.54, 126,669,259,258.20 and 39,085,281,885.78

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Solution

The fourth proportional to 84,431,881,566.54, 126,669,259,258.20 and 39,085,281,885.78 is: 58,637,846,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,431,881,566.54 : 126,669,259,258.20 = 39,085,281,885.78 : x
  2. Step 2: Convert to fraction form
    84,431,881,566.54/126,669,259,258.20 = 39,085,281,885.78/x
  3. Step 3: Cross multiply
    84,431,881,566.54x = 126,669,259,258.20 × 39,085,281,885.78
  4. Step 4: Simplify right side
    84,431,881,566.54x = 4,950,903,704,369,694,244,864
  5. Step 5: Solve for x
    x = 4,950,903,704,369,694,244,864/84,431,881,566.54
  6. Step 6: Final answer
    x = 58,637,846,421.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.