Home / 227,675,285.31-314,191,999.01-123,253,356.76

Finding the Fourth Proportional to 227,675,285.31, 314,191,999.01 and 123,253,356.76

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Solution

The fourth proportional to 227,675,285.31, 314,191,999.01 and 123,253,356.76 is: 170,089,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,675,285.31 : 314,191,999.01 = 123,253,356.76 : x
  2. Step 2: Convert to fraction form
    227,675,285.31/314,191,999.01 = 123,253,356.76/x
  3. Step 3: Cross multiply
    227,675,285.31x = 314,191,999.01 × 123,253,356.76
  4. Step 4: Simplify right side
    227,675,285.31x = 38,725,218,544,639,744
  5. Step 5: Solve for x
    x = 38,725,218,544,639,744/227,675,285.31
  6. Step 6: Final answer
    x = 170,089,689.32

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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.