Home / 21,136,046,562.30-31,704,069,843.45-6,414,044,360.70

Finding the Fourth Proportional to 21,136,046,562.30, 31,704,069,843.45 and 6,414,044,360.70

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Solution

The fourth proportional to 21,136,046,562.30, 31,704,069,843.45 and 6,414,044,360.70 is: 9,621,066,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,136,046,562.30 : 31,704,069,843.45 = 6,414,044,360.70 : x
  2. Step 2: Convert to fraction form
    21,136,046,562.30/31,704,069,843.45 = 6,414,044,360.70/x
  3. Step 3: Cross multiply
    21,136,046,562.30x = 31,704,069,843.45 × 6,414,044,360.70
  4. Step 4: Simplify right side
    21,136,046,562.30x = 203,351,310,390,619,406,336
  5. Step 5: Solve for x
    x = 203,351,310,390,619,406,336/21,136,046,562.30
  6. Step 6: Final answer
    x = 9,621,066,541.05

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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.