Home / 101,066,884.31-139,472,720.57-54,657,138.23

Finding the Fourth Proportional to 101,066,884.31, 139,472,720.57 and 54,657,138.23

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Solution

The fourth proportional to 101,066,884.31, 139,472,720.57 and 54,657,138.23 is: 75,427,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,884.31 : 139,472,720.57 = 54,657,138.23 : x
  2. Step 2: Convert to fraction form
    101,066,884.31/139,472,720.57 = 54,657,138.23/x
  3. Step 3: Cross multiply
    101,066,884.31x = 139,472,720.57 × 54,657,138.23
  4. Step 4: Simplify right side
    101,066,884.31x = 7,623,179,767,470,956
  5. Step 5: Solve for x
    x = 7,623,179,767,470,956/101,066,884.31
  6. Step 6: Final answer
    x = 75,427,078.01

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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.