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Finding the Fourth Proportional to 96,802,129.60, 135,623,758.40 and 96,802,129.60

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Solution

The fourth proportional to 96,802,129.60, 135,623,758.40 and 96,802,129.60 is: 135,623,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,802,129.60 : 135,623,758.40 = 96,802,129.60 : x
  2. Step 2: Convert to fraction form
    96,802,129.60/135,623,758.40 = 96,802,129.60/x
  3. Step 3: Cross multiply
    96,802,129.60x = 135,623,758.40 × 96,802,129.60
  4. Step 4: Simplify right side
    96,802,129.60x = 13,128,668,637,475,888
  5. Step 5: Solve for x
    x = 13,128,668,637,475,888/96,802,129.60
  6. Step 6: Final answer
    x = 135,623,758.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.