Home / 539,906,243.40-745,066,906.20-292,381,933.32

Finding the Fourth Proportional to 539,906,243.40, 745,066,906.20 and 292,381,933.32

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Solution

The fourth proportional to 539,906,243.40, 745,066,906.20 and 292,381,933.32 is: 403,485,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,906,243.40 : 745,066,906.20 = 292,381,933.32 : x
  2. Step 2: Convert to fraction form
    539,906,243.40/745,066,906.20 = 292,381,933.32/x
  3. Step 3: Cross multiply
    539,906,243.40x = 745,066,906.20 × 292,381,933.32
  4. Step 4: Simplify right side
    539,906,243.40x = 217,844,102,487,507,104
  5. Step 5: Solve for x
    x = 217,844,102,487,507,104/539,906,243.40
  6. Step 6: Final answer
    x = 403,485,059.03

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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.