Home / 13,984,062,230.52-19,297,780,664.94-7,640,293,849.56

Finding the Fourth Proportional to 13,984,062,230.52, 19,297,780,664.94 and 7,640,293,849.56

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Solution

The fourth proportional to 13,984,062,230.52, 19,297,780,664.94 and 7,640,293,849.56 is: 10,543,482,465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984,062,230.52 : 19,297,780,664.94 = 7,640,293,849.56 : x
  2. Step 2: Convert to fraction form
    13,984,062,230.52/19,297,780,664.94 = 7,640,293,849.56/x
  3. Step 3: Cross multiply
    13,984,062,230.52x = 19,297,780,664.94 × 7,640,293,849.56
  4. Step 4: Simplify right side
    13,984,062,230.52x = 147,440,714,924,498,960,384
  5. Step 5: Solve for x
    x = 147,440,714,924,498,960,384/13,984,062,230.52
  6. Step 6: Final answer
    x = 10,543,482,465.54

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1.5x scale

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.