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Finding the Fourth Proportional to 105,868,296,087.60, 158,802,444,131.40 and 105,868,296,087.60

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Solution

The fourth proportional to 105,868,296,087.60, 158,802,444,131.40 and 105,868,296,087.60 is: 158,802,444,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,868,296,087.60 : 158,802,444,131.40 = 105,868,296,087.60 : x
  2. Step 2: Convert to fraction form
    105,868,296,087.60/158,802,444,131.40 = 105,868,296,087.60/x
  3. Step 3: Cross multiply
    105,868,296,087.60x = 158,802,444,131.40 × 105,868,296,087.60
  4. Step 4: Simplify right side
    105,868,296,087.60x = 16,812,144,174,737,611,816,960
  5. Step 5: Solve for x
    x = 16,812,144,174,737,611,816,960/105,868,296,087.60
  6. Step 6: Final answer
    x = 158,802,444,131.40

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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.