Home / 101,261,303.32-139,741,269.54-54,851,557.24

Finding the Fourth Proportional to 101,261,303.32, 139,741,269.54 and 54,851,557.24

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Solution

The fourth proportional to 101,261,303.32, 139,741,269.54 and 54,851,557.24 is: 75,695,512.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,303.32 : 139,741,269.54 = 54,851,557.24 : x
  2. Step 2: Convert to fraction form
    101,261,303.32/139,741,269.54 = 54,851,557.24/x
  3. Step 3: Cross multiply
    101,261,303.32x = 139,741,269.54 × 54,851,557.24
  4. Step 4: Simplify right side
    101,261,303.32x = 7,665,026,244,963,578
  5. Step 5: Solve for x
    x = 7,665,026,244,963,578/101,261,303.32
  6. Step 6: Final answer
    x = 75,695,512.44

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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.