Home / 284,764,089,083.05-392,974,832,084.28-154,552,945,675.11

Finding the Fourth Proportional to 284,764,089,083.05, 392,974,832,084.28 and 154,552,945,675.11

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Solution

The fourth proportional to 284,764,089,083.05, 392,974,832,084.28 and 154,552,945,675.11 is: 213,283,276,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,764,089,083.05 : 392,974,832,084.28 = 154,552,945,675.11 : x
  2. Step 2: Convert to fraction form
    284,764,089,083.05/392,974,832,084.28 = 154,552,945,675.11/x
  3. Step 3: Cross multiply
    284,764,089,083.05x = 392,974,832,084.28 × 154,552,945,675.11
  4. Step 4: Simplify right side
    284,764,089,083.05x = 60,735,417,874,807,202,512,896
  5. Step 5: Solve for x
    x = 60,735,417,874,807,202,512,896/284,764,089,083.05
  6. Step 6: Final answer
    x = 213,283,276,238.86

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1.5x scale

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.