Home / 366,912,982.10-550,369,473.15-338,852,897.30

Finding the Fourth Proportional to 366,912,982.10, 550,369,473.15 and 338,852,897.30

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Solution

The fourth proportional to 366,912,982.10, 550,369,473.15 and 338,852,897.30 is: 508,279,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,912,982.10 : 550,369,473.15 = 338,852,897.30 : x
  2. Step 2: Convert to fraction form
    366,912,982.10/550,369,473.15 = 338,852,897.30/x
  3. Step 3: Cross multiply
    366,912,982.10x = 550,369,473.15 × 338,852,897.30
  4. Step 4: Simplify right side
    366,912,982.10x = 186,494,290,562,352,064
  5. Step 5: Solve for x
    x = 186,494,290,562,352,064/366,912,982.10
  6. Step 6: Final answer
    x = 508,279,345.95

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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.