Home / 65,019,407.49-89,727,650.46-35,650,665.63

Finding the Fourth Proportional to 65,019,407.49, 89,727,650.46 and 35,650,665.63

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Solution

The fourth proportional to 65,019,407.49, 89,727,650.46 and 35,650,665.63 is: 49,198,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,019,407.49 : 89,727,650.46 = 35,650,665.63 : x
  2. Step 2: Convert to fraction form
    65,019,407.49/89,727,650.46 = 35,650,665.63/x
  3. Step 3: Cross multiply
    65,019,407.49x = 89,727,650.46 × 35,650,665.63
  4. Step 4: Simplify right side
    65,019,407.49x = 3,198,850,464,314,975.50
  5. Step 5: Solve for x
    x = 3,198,850,464,314,975.50/65,019,407.49
  6. Step 6: Final answer
    x = 49,198,394.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.