Home / 51,447,244.16-70,994,589.56-30,540,170.48

Finding the Fourth Proportional to 51,447,244.16, 70,994,589.56 and 30,540,170.48

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Solution

The fourth proportional to 51,447,244.16, 70,994,589.56 and 30,540,170.48 is: 42,143,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,447,244.16 : 70,994,589.56 = 30,540,170.48 : x
  2. Step 2: Convert to fraction form
    51,447,244.16/70,994,589.56 = 30,540,170.48/x
  3. Step 3: Cross multiply
    51,447,244.16x = 70,994,589.56 × 30,540,170.48
  4. Step 4: Simplify right side
    51,447,244.16x = 2,168,186,868,320,028.25
  5. Step 5: Solve for x
    x = 2,168,186,868,320,028.25/51,447,244.16
  6. Step 6: Final answer
    x = 42,143,887.47

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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.