Home / 618,517,620.24-927,776,693.16-181,818,335.04

Finding the Fourth Proportional to 618,517,620.24, 927,776,693.16 and 181,818,335.04

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Solution

The fourth proportional to 618,517,620.24, 927,776,693.16 and 181,818,335.04 is: 272,727,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,517,620.24 : 927,776,693.16 = 181,818,335.04 : x
  2. Step 2: Convert to fraction form
    618,517,620.24/927,776,693.16 = 181,818,335.04/x
  3. Step 3: Cross multiply
    618,517,620.24x = 927,776,693.16 × 181,818,335.04
  4. Step 4: Simplify right side
    618,517,620.24x = 168,686,813,639,268,128
  5. Step 5: Solve for x
    x = 168,686,813,639,268,128/618,517,620.24
  6. Step 6: Final answer
    x = 272,727,579.81

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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.