Home / 454,362,246.40-681,543,369.60-181,928,531.20

Finding the Fourth Proportional to 454,362,246.40, 681,543,369.60 and 181,928,531.20

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Solution

The fourth proportional to 454,362,246.40, 681,543,369.60 and 181,928,531.20 is: 272,892,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,362,246.40 : 681,543,369.60 = 181,928,531.20 : x
  2. Step 2: Convert to fraction form
    454,362,246.40/681,543,369.60 = 181,928,531.20/x
  3. Step 3: Cross multiply
    454,362,246.40x = 681,543,369.60 × 181,928,531.20
  4. Step 4: Simplify right side
    454,362,246.40x = 123,992,184,180,426,720
  5. Step 5: Solve for x
    x = 123,992,184,180,426,720/454,362,246.40
  6. Step 6: Final answer
    x = 272,892,796.80

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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.