Home / 807,847,135.32-1,114,879,006.62-445,739,328.24

Finding the Fourth Proportional to 807,847,135.32, 1,114,879,006.62 and 445,739,328.24

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Solution

The fourth proportional to 807,847,135.32, 1,114,879,006.62 and 445,739,328.24 is: 615,147,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,847,135.32 : 1,114,879,006.62 = 445,739,328.24 : x
  2. Step 2: Convert to fraction form
    807,847,135.32/1,114,879,006.62 = 445,739,328.24/x
  3. Step 3: Cross multiply
    807,847,135.32x = 1,114,879,006.62 × 445,739,328.24
  4. Step 4: Simplify right side
    807,847,135.32x = 496,945,419,479,677,248
  5. Step 5: Solve for x
    x = 496,945,419,479,677,248/807,847,135.32
  6. Step 6: Final answer
    x = 615,147,838.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.