Home / 5,177,351,680.43-7,765,980,680.44-1,636,093,700.31

Finding the Fourth Proportional to 5,177,351,680.43, 7,765,980,680.44 and 1,636,093,700.31

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Solution

The fourth proportional to 5,177,351,680.43, 7,765,980,680.44 and 1,636,093,700.31 is: 2,454,125,748.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,351,680.43 : 7,765,980,680.44 = 1,636,093,700.31 : x
  2. Step 2: Convert to fraction form
    5,177,351,680.43/7,765,980,680.44 = 1,636,093,700.31/x
  3. Step 3: Cross multiply
    5,177,351,680.43x = 7,765,980,680.44 × 1,636,093,700.31
  4. Step 4: Simplify right side
    5,177,351,680.43x = 12,705,872,067,997,050,880
  5. Step 5: Solve for x
    x = 12,705,872,067,997,050,880/5,177,351,680.43
  6. Step 6: Final answer
    x = 2,454,125,748.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.