Home / 994,131,782.62-1,490,958,525.47-304,045,015.30

Finding the Fourth Proportional to 994,131,782.62, 1,490,958,525.47 and 304,045,015.30

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Solution

The fourth proportional to 994,131,782.62, 1,490,958,525.47 and 304,045,015.30 is: 455,994,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,131,782.62 : 1,490,958,525.47 = 304,045,015.30 : x
  2. Step 2: Convert to fraction form
    994,131,782.62/1,490,958,525.47 = 304,045,015.30/x
  3. Step 3: Cross multiply
    994,131,782.62x = 1,490,958,525.47 × 304,045,015.30
  4. Step 4: Simplify right side
    994,131,782.62x = 453,318,507,688,191,616
  5. Step 5: Solve for x
    x = 453,318,507,688,191,616/994,131,782.62
  6. Step 6: Final answer
    x = 455,994,381.84

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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.