Home / 622,001,799.56-858,357,380.22-339,744,420.56

Finding the Fourth Proportional to 622,001,799.56, 858,357,380.22 and 339,744,420.56

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Solution

The fourth proportional to 622,001,799.56, 858,357,380.22 and 339,744,420.56 is: 468,844,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,001,799.56 : 858,357,380.22 = 339,744,420.56 : x
  2. Step 2: Convert to fraction form
    622,001,799.56/858,357,380.22 = 339,744,420.56/x
  3. Step 3: Cross multiply
    622,001,799.56x = 858,357,380.22 × 339,744,420.56
  4. Step 4: Simplify right side
    622,001,799.56x = 291,622,130,776,243,520
  5. Step 5: Solve for x
    x = 291,622,130,776,243,520/622,001,799.56
  6. Step 6: Final answer
    x = 468,844,512.96

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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.