Home / 450,770,381.31-622,061,738.35-249,840,068.56

Finding the Fourth Proportional to 450,770,381.31, 622,061,738.35 and 249,840,068.56

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Solution

The fourth proportional to 450,770,381.31, 622,061,738.35 and 249,840,068.56 is: 344,778,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,770,381.31 : 622,061,738.35 = 249,840,068.56 : x
  2. Step 2: Convert to fraction form
    450,770,381.31/622,061,738.35 = 249,840,068.56/x
  3. Step 3: Cross multiply
    450,770,381.31x = 622,061,738.35 × 249,840,068.56
  4. Step 4: Simplify right side
    450,770,381.31x = 155,415,947,357,916,800
  5. Step 5: Solve for x
    x = 155,415,947,357,916,800/450,770,381.31
  6. Step 6: Final answer
    x = 344,778,525.39

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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.