Home / 235,005,280.83-324,172,215.21-146,746,067.31

Finding the Fourth Proportional to 235,005,280.83, 324,172,215.21 and 146,746,067.31

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Solution

The fourth proportional to 235,005,280.83, 324,172,215.21 and 146,746,067.31 is: 202,425,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,005,280.83 : 324,172,215.21 = 146,746,067.31 : x
  2. Step 2: Convert to fraction form
    235,005,280.83/324,172,215.21 = 146,746,067.31/x
  3. Step 3: Cross multiply
    235,005,280.83x = 324,172,215.21 × 146,746,067.31
  4. Step 4: Simplify right side
    235,005,280.83x = 47,570,997,713,790,232
  5. Step 5: Solve for x
    x = 47,570,997,713,790,232/235,005,280.83
  6. Step 6: Final answer
    x = 202,425,228.68

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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.