Home / 788,928,119.92-1,183,553,580.48-271,291,334.32

Finding the Fourth Proportional to 788,928,119.92, 1,183,553,580.48 and 271,291,334.32

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Solution

The fourth proportional to 788,928,119.92, 1,183,553,580.48 and 271,291,334.32 is: 406,992,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,928,119.92 : 1,183,553,580.48 = 271,291,334.32 : x
  2. Step 2: Convert to fraction form
    788,928,119.92/1,183,553,580.48 = 271,291,334.32/x
  3. Step 3: Cross multiply
    788,928,119.92x = 1,183,553,580.48 × 271,291,334.32
  4. Step 4: Simplify right side
    788,928,119.92x = 321,087,830,087,632,704
  5. Step 5: Solve for x
    x = 321,087,830,087,632,704/788,928,119.92
  6. Step 6: Final answer
    x = 406,992,502.84

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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.