Home / 622,791,455.40-933,549,453.90-363,873,400.20

Finding the Fourth Proportional to 622,791,455.40, 933,549,453.90 and 363,873,400.20

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Solution

The fourth proportional to 622,791,455.40, 933,549,453.90 and 363,873,400.20 is: 545,437,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,791,455.40 : 933,549,453.90 = 363,873,400.20 : x
  2. Step 2: Convert to fraction form
    622,791,455.40/933,549,453.90 = 363,873,400.20/x
  3. Step 3: Cross multiply
    622,791,455.40x = 933,549,453.90 × 363,873,400.20
  4. Step 4: Simplify right side
    622,791,455.40x = 339,693,814,045,446,144
  5. Step 5: Solve for x
    x = 339,693,814,045,446,144/622,791,455.40
  6. Step 6: Final answer
    x = 545,437,499.34

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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.