Home / 695,507,644.80-1,043,261,467.20-373,021,372.80

Finding the Fourth Proportional to 695,507,644.80, 1,043,261,467.20 and 373,021,372.80

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Solution

The fourth proportional to 695,507,644.80, 1,043,261,467.20 and 373,021,372.80 is: 559,532,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,507,644.80 : 1,043,261,467.20 = 373,021,372.80 : x
  2. Step 2: Convert to fraction form
    695,507,644.80/1,043,261,467.20 = 373,021,372.80/x
  3. Step 3: Cross multiply
    695,507,644.80x = 1,043,261,467.20 × 373,021,372.80
  4. Step 4: Simplify right side
    695,507,644.80x = 389,158,824,684,286,208
  5. Step 5: Solve for x
    x = 389,158,824,684,286,208/695,507,644.80
  6. Step 6: Final answer
    x = 559,532,059.20

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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.