Home / 19,903,768,844.90-29,855,764,885.53-6,638,990,710.77

Finding the Fourth Proportional to 19,903,768,844.90, 29,855,764,885.53 and 6,638,990,710.77

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Solution

The fourth proportional to 19,903,768,844.90, 29,855,764,885.53 and 6,638,990,710.77 is: 9,958,523,296.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903,768,844.90 : 29,855,764,885.53 = 6,638,990,710.77 : x
  2. Step 2: Convert to fraction form
    19,903,768,844.90/29,855,764,885.53 = 6,638,990,710.77/x
  3. Step 3: Cross multiply
    19,903,768,844.90x = 29,855,764,885.53 × 6,638,990,710.77
  4. Step 4: Simplify right side
    19,903,768,844.90x = 198,212,145,737,837,477,888
  5. Step 5: Solve for x
    x = 198,212,145,737,837,477,888/19,903,768,844.90
  6. Step 6: Final answer
    x = 9,958,523,296.89

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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.