Home / 81,448,310,913.52-122,190,051,209.82-24,792,604,232.20

Finding the Fourth Proportional to 81,448,310,913.52, 122,190,051,209.82 and 24,792,604,232.20

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Solution

The fourth proportional to 81,448,310,913.52, 122,190,051,209.82 and 24,792,604,232.20 is: 37,194,259,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,448,310,913.52 : 122,190,051,209.82 = 24,792,604,232.20 : x
  2. Step 2: Convert to fraction form
    81,448,310,913.52/122,190,051,209.82 = 24,792,604,232.20/x
  3. Step 3: Cross multiply
    81,448,310,913.52x = 122,190,051,209.82 × 24,792,604,232.20
  4. Step 4: Simplify right side
    81,448,310,913.52x = 3,029,409,580,757,318,369,280
  5. Step 5: Solve for x
    x = 3,029,409,580,757,318,369,280/81,448,310,913.52
  6. Step 6: Final answer
    x = 37,194,259,116.97

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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.