Home / 450,770,378.81-622,061,734.91-249,840,066.06

Finding the Fourth Proportional to 450,770,378.81, 622,061,734.91 and 249,840,066.06

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Solution

The fourth proportional to 450,770,378.81, 622,061,734.91 and 249,840,066.06 is: 344,778,521.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,770,378.81 : 622,061,734.91 = 249,840,066.06 : x
  2. Step 2: Convert to fraction form
    450,770,378.81/622,061,734.91 = 249,840,066.06/x
  3. Step 3: Cross multiply
    450,770,378.81x = 622,061,734.91 × 249,840,066.06
  4. Step 4: Simplify right side
    450,770,378.81x = 155,415,944,942,063,392
  5. Step 5: Solve for x
    x = 155,415,944,942,063,392/450,770,378.81
  6. Step 6: Final answer
    x = 344,778,521.95

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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.