Home / 544,113,430.56-750,848,202.90-309,131,478

Finding the Fourth Proportional to 544,113,430.56, 750,848,202.90 and 309,131,478

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Solution

The fourth proportional to 544,113,430.56, 750,848,202.90 and 309,131,478 is: 426,585,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,113,430.56 : 750,848,202.90 = 309,131,478 : x
  2. Step 2: Convert to fraction form
    544,113,430.56/750,848,202.90 = 309,131,478/x
  3. Step 3: Cross multiply
    544,113,430.56x = 750,848,202.90 × 309,131,478
  4. Step 4: Simplify right side
    544,113,430.56x = 232,110,814,716,120,864
  5. Step 5: Solve for x
    x = 232,110,814,716,120,864/544,113,430.56
  6. Step 6: Final answer
    x = 426,585,343.57

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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.