Home / 298,980,109.80-448,596,135.90-162,763,252.20

Finding the Fourth Proportional to 298,980,109.80, 448,596,135.90 and 162,763,252.20

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Solution

The fourth proportional to 298,980,109.80, 448,596,135.90 and 162,763,252.20 is: 244,213,456.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,980,109.80 : 448,596,135.90 = 162,763,252.20 : x
  2. Step 2: Convert to fraction form
    298,980,109.80/448,596,135.90 = 162,763,252.20/x
  3. Step 3: Cross multiply
    298,980,109.80x = 448,596,135.90 × 162,763,252.20
  4. Step 4: Simplify right side
    298,980,109.80x = 73,014,966,003,437,168
  5. Step 5: Solve for x
    x = 73,014,966,003,437,168/298,980,109.80
  6. Step 6: Final answer
    x = 244,213,456.38

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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.