Home / 366,912,986.10-550,369,479.15-338,852,901.30

Finding the Fourth Proportional to 366,912,986.10, 550,369,479.15 and 338,852,901.30

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Solution

The fourth proportional to 366,912,986.10, 550,369,479.15 and 338,852,901.30 is: 508,279,351.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912,986.10 : 550,369,479.15 = 338,852,901.30 : x
  2. Step 2: Convert to fraction form
    366,912,986.10/550,369,479.15 = 338,852,901.30/x
  3. Step 3: Cross multiply
    366,912,986.10x = 550,369,479.15 × 338,852,901.30
  4. Step 4: Simplify right side
    366,912,986.10x = 186,494,294,796,947,360
  5. Step 5: Solve for x
    x = 186,494,294,796,947,360/366,912,986.10
  6. Step 6: Final answer
    x = 508,279,351.95

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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.