Home / 565,863,164.09-780,891,202.45-314,962,154.72

Finding the Fourth Proportional to 565,863,164.09, 780,891,202.45 and 314,962,154.72

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Solution

The fourth proportional to 565,863,164.09, 780,891,202.45 and 314,962,154.72 is: 434,647,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,863,164.09 : 780,891,202.45 = 314,962,154.72 : x
  2. Step 2: Convert to fraction form
    565,863,164.09/780,891,202.45 = 314,962,154.72/x
  3. Step 3: Cross multiply
    565,863,164.09x = 780,891,202.45 × 314,962,154.72
  4. Step 4: Simplify right side
    565,863,164.09x = 245,951,175,721,639,296
  5. Step 5: Solve for x
    x = 245,951,175,721,639,296/565,863,164.09
  6. Step 6: Final answer
    x = 434,647,793.55

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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.