Home / 622,001,403.96-858,356,835.36-339,744,024.66

Finding the Fourth Proportional to 622,001,403.96, 858,356,835.36 and 339,744,024.66

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Solution

The fourth proportional to 622,001,403.96, 858,356,835.36 and 339,744,024.66 is: 468,843,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,001,403.96 : 858,356,835.36 = 339,744,024.66 : x
  2. Step 2: Convert to fraction form
    622,001,403.96/858,356,835.36 = 339,744,024.66/x
  3. Step 3: Cross multiply
    622,001,403.96x = 858,356,835.36 × 339,744,024.66
  4. Step 4: Simplify right side
    622,001,403.96x = 291,621,605,839,627,456
  5. Step 5: Solve for x
    x = 291,621,605,839,627,456/622,001,403.96
  6. Step 6: Final answer
    x = 468,843,967.20

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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.