Home / 65,179,850.52-89,946,747.12-35,409,729.22

Finding the Fourth Proportional to 65,179,850.52, 89,946,747.12 and 35,409,729.22

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Solution

The fourth proportional to 65,179,850.52, 89,946,747.12 and 35,409,729.22 is: 48,864,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,179,850.52 : 89,946,747.12 = 35,409,729.22 : x
  2. Step 2: Convert to fraction form
    65,179,850.52/89,946,747.12 = 35,409,729.22/x
  3. Step 3: Cross multiply
    65,179,850.52x = 89,946,747.12 × 35,409,729.22
  4. Step 4: Simplify right side
    65,179,850.52x = 3,184,989,959,739,015
  5. Step 5: Solve for x
    x = 3,184,989,959,739,015/65,179,850.52
  6. Step 6: Final answer
    x = 48,864,640.44

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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.