Home / 448,261,569.72-672,596,657.64-230,065,138.62

Finding the Fourth Proportional to 448,261,569.72, 672,596,657.64 and 230,065,138.62

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Solution

The fourth proportional to 448,261,569.72, 672,596,657.64 and 230,065,138.62 is: 345,202,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,261,569.72 : 672,596,657.64 = 230,065,138.62 : x
  2. Step 2: Convert to fraction form
    448,261,569.72/672,596,657.64 = 230,065,138.62/x
  3. Step 3: Cross multiply
    448,261,569.72x = 672,596,657.64 × 230,065,138.62
  4. Step 4: Simplify right side
    448,261,569.72x = 154,741,043,275,295,296
  5. Step 5: Solve for x
    x = 154,741,043,275,295,296/448,261,569.72
  6. Step 6: Final answer
    x = 345,202,564.15

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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.