Home / 19,903,783,646.39-29,855,787,072.19-6,639,005,522.25

Finding the Fourth Proportional to 19,903,783,646.39, 29,855,787,072.19 and 6,639,005,522.25

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Solution

The fourth proportional to 19,903,783,646.39, 29,855,787,072.19 and 6,639,005,522.25 is: 9,958,545,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903,783,646.39 : 29,855,787,072.19 = 6,639,005,522.25 : x
  2. Step 2: Convert to fraction form
    19,903,783,646.39/29,855,787,072.19 = 6,639,005,522.25/x
  3. Step 3: Cross multiply
    19,903,783,646.39x = 29,855,787,072.19 × 6,639,005,522.25
  4. Step 4: Simplify right side
    19,903,783,646.39x = 198,212,735,243,376,295,936
  5. Step 5: Solve for x
    x = 198,212,735,243,376,295,936/19,903,783,646.39
  6. Step 6: Final answer
    x = 9,958,545,508.98

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1.5x scale

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.