Home / 65,179,881.50-89,946,790.20-35,409,760.44

Finding the Fourth Proportional to 65,179,881.50, 89,946,790.20 and 35,409,760.44

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Solution

The fourth proportional to 65,179,881.50, 89,946,790.20 and 35,409,760.44 is: 48,864,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,179,881.50 : 89,946,790.20 = 35,409,760.44 : x
  2. Step 2: Convert to fraction form
    65,179,881.50/89,946,790.20 = 35,409,760.44/x
  3. Step 3: Cross multiply
    65,179,881.50x = 89,946,790.20 × 35,409,760.44
  4. Step 4: Simplify right side
    65,179,881.50x = 3,184,994,292,991,639.50
  5. Step 5: Solve for x
    x = 3,184,994,292,991,639.50/65,179,881.50
  6. Step 6: Final answer
    x = 48,864,683.70

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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.