Home / 76,608,969.12-114,912,696.42-35,098,070.70

Finding the Fourth Proportional to 76,608,969.12, 114,912,696.42 and 35,098,070.70

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Solution

The fourth proportional to 76,608,969.12, 114,912,696.42 and 35,098,070.70 is: 52,646,759.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608,969.12 : 114,912,696.42 = 35,098,070.70 : x
  2. Step 2: Convert to fraction form
    76,608,969.12/114,912,696.42 = 35,098,070.70/x
  3. Step 3: Cross multiply
    76,608,969.12x = 114,912,696.42 × 35,098,070.70
  4. Step 4: Simplify right side
    76,608,969.12x = 4,033,213,943,276,797.50
  5. Step 5: Solve for x
    x = 4,033,213,943,276,797.50/76,608,969.12
  6. Step 6: Final answer
    x = 52,646,759.11

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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.