Home / 101,148,003.48-139,584,684.63-54,738,261.48

Finding the Fourth Proportional to 101,148,003.48, 139,584,684.63 and 54,738,261.48

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Solution

The fourth proportional to 101,148,003.48, 139,584,684.63 and 54,738,261.48 is: 75,539,038.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,148,003.48 : 139,584,684.63 = 54,738,261.48 : x
  2. Step 2: Convert to fraction form
    101,148,003.48/139,584,684.63 = 54,738,261.48/x
  3. Step 3: Cross multiply
    101,148,003.48x = 139,584,684.63 × 54,738,261.48
  4. Step 4: Simplify right side
    101,148,003.48x = 7,640,622,965,880,276
  5. Step 5: Solve for x
    x = 7,640,622,965,880,276/101,148,003.48
  6. Step 6: Final answer
    x = 75,539,038.86

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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.