Home / 348,020,095.28-480,280,359.16-199,369,945.92

Finding the Fourth Proportional to 348,020,095.28, 480,280,359.16 and 199,369,945.92

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Solution

The fourth proportional to 348,020,095.28, 480,280,359.16 and 199,369,945.92 is: 275,137,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,020,095.28 : 480,280,359.16 = 199,369,945.92 : x
  2. Step 2: Convert to fraction form
    348,020,095.28/480,280,359.16 = 199,369,945.92/x
  3. Step 3: Cross multiply
    348,020,095.28x = 480,280,359.16 × 199,369,945.92
  4. Step 4: Simplify right side
    348,020,095.28x = 95,753,469,232,167,376
  5. Step 5: Solve for x
    x = 95,753,469,232,167,376/348,020,095.28
  6. Step 6: Final answer
    x = 275,137,759.37

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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.