Home / 353,639,140.02-484,487,350.58-340,384,827.78

Finding the Fourth Proportional to 353,639,140.02, 484,487,350.58 and 340,384,827.78

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Solution

The fourth proportional to 353,639,140.02, 484,487,350.58 and 340,384,827.78 is: 466,328,878.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,639,140.02 : 484,487,350.58 = 340,384,827.78 : x
  2. Step 2: Convert to fraction form
    353,639,140.02/484,487,350.58 = 340,384,827.78/x
  3. Step 3: Cross multiply
    353,639,140.02x = 484,487,350.58 × 340,384,827.78
  4. Step 4: Simplify right side
    353,639,140.02x = 164,912,143,389,612,736
  5. Step 5: Solve for x
    x = 164,912,143,389,612,736/353,639,140.02
  6. Step 6: Final answer
    x = 466,328,878.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.