Home / 353,639,065.57-484,487,248.29-340,384,753.17

Finding the Fourth Proportional to 353,639,065.57, 484,487,248.29 and 340,384,753.17

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Solution

The fourth proportional to 353,639,065.57, 484,487,248.29 and 340,384,753.17 is: 466,328,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,639,065.57 : 484,487,248.29 = 340,384,753.17 : x
  2. Step 2: Convert to fraction form
    353,639,065.57/484,487,248.29 = 340,384,753.17/x
  3. Step 3: Cross multiply
    353,639,065.57x = 484,487,248.29 × 340,384,753.17
  4. Step 4: Simplify right side
    353,639,065.57x = 164,912,072,422,281,216
  5. Step 5: Solve for x
    x = 164,912,072,422,281,216/353,639,065.57
  6. Step 6: Final answer
    x = 466,328,775.52

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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.