Home / 68,188,602.40-102,282,608.05-17,070,473.59

Finding the Fourth Proportional to 68,188,602.40, 102,282,608.05 and 17,070,473.59

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Solution

The fourth proportional to 68,188,602.40, 102,282,608.05 and 17,070,473.59 is: 25,605,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,188,602.40 : 102,282,608.05 = 17,070,473.59 : x
  2. Step 2: Convert to fraction form
    68,188,602.40/102,282,608.05 = 17,070,473.59/x
  3. Step 3: Cross multiply
    68,188,602.40x = 102,282,608.05 × 17,070,473.59
  4. Step 4: Simplify right side
    68,188,602.40x = 1,746,012,559,135,463.50
  5. Step 5: Solve for x
    x = 1,746,012,559,135,463.50/68,188,602.40
  6. Step 6: Final answer
    x = 25,605,636.39

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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.