Home / 243,025,533.87-335,376,258.81-131,516,379.93

Finding the Fourth Proportional to 243,025,533.87, 335,376,258.81 and 131,516,379.93

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Solution

The fourth proportional to 243,025,533.87, 335,376,258.81 and 131,516,379.93 is: 181,493,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,025,533.87 : 335,376,258.81 = 131,516,379.93 : x
  2. Step 2: Convert to fraction form
    243,025,533.87/335,376,258.81 = 131,516,379.93/x
  3. Step 3: Cross multiply
    243,025,533.87x = 335,376,258.81 × 131,516,379.93
  4. Step 4: Simplify right side
    243,025,533.87x = 44,107,471,473,157,976
  5. Step 5: Solve for x
    x = 44,107,471,473,157,976/243,025,533.87
  6. Step 6: Final answer
    x = 181,493,157.41

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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.