Home / 118,052,614.83-162,912,825.84-65,845,015.56

Finding the Fourth Proportional to 118,052,614.83, 162,912,825.84 and 65,845,015.56

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Solution

The fourth proportional to 118,052,614.83, 162,912,825.84 and 65,845,015.56 is: 90,866,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,052,614.83 : 162,912,825.84 = 65,845,015.56 : x
  2. Step 2: Convert to fraction form
    118,052,614.83/162,912,825.84 = 65,845,015.56/x
  3. Step 3: Cross multiply
    118,052,614.83x = 162,912,825.84 × 65,845,015.56
  4. Step 4: Simplify right side
    118,052,614.83x = 10,726,997,552,358,370
  5. Step 5: Solve for x
    x = 10,726,997,552,358,370/118,052,614.83
  6. Step 6: Final answer
    x = 90,866,242.72

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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.