Home / 21,136,046,435.80-31,704,069,653.70-6,414,044,234.20

Finding the Fourth Proportional to 21,136,046,435.80, 31,704,069,653.70 and 6,414,044,234.20

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Solution

The fourth proportional to 21,136,046,435.80, 31,704,069,653.70 and 6,414,044,234.20 is: 9,621,066,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,136,046,435.80 : 31,704,069,653.70 = 6,414,044,234.20 : x
  2. Step 2: Convert to fraction form
    21,136,046,435.80/31,704,069,653.70 = 6,414,044,234.20/x
  3. Step 3: Cross multiply
    21,136,046,435.80x = 31,704,069,653.70 × 6,414,044,234.20
  4. Step 4: Simplify right side
    21,136,046,435.80x = 203,351,305,162,989,666,304
  5. Step 5: Solve for x
    x = 203,351,305,162,989,666,304/21,136,046,435.80
  6. Step 6: Final answer
    x = 9,621,066,351.30

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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.