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Finding the Fourth Proportional to 19,234,361,569.30, 28,851,542,353.95 and 19,234,361,569.30

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Solution

The fourth proportional to 19,234,361,569.30, 28,851,542,353.95 and 19,234,361,569.30 is: 28,851,542,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234,361,569.30 : 28,851,542,353.95 = 19,234,361,569.30 : x
  2. Step 2: Convert to fraction form
    19,234,361,569.30/28,851,542,353.95 = 19,234,361,569.30/x
  3. Step 3: Cross multiply
    19,234,361,569.30x = 28,851,542,353.95 × 19,234,361,569.30
  4. Step 4: Simplify right side
    19,234,361,569.30x = 554,940,997,467,847,131,136
  5. Step 5: Solve for x
    x = 554,940,997,467,847,131,136/19,234,361,569.30
  6. Step 6: Final answer
    x = 28,851,542,353.95

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Double scale
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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.