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Finding the Third Proportional to 118,816,048 and 189,059,685

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Solution

The third proportional to 118,816,048 and 189,059,685 is: 300,831,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,816,048 : 189,059,685 = 189,059,685 : x
  2. Step 2: Convert to fraction form
    118,816,048/189,059,685 = 189,059,685/x
  3. Step 3: Cross multiply
    118,816,048x = 189,059,685 × 189,059,685
  4. Step 4: Simplify right side
    118,816,048x = 35,743,564,492,299,224
  5. Step 5: Solve for x
    x = 35,743,564,492,299,224/118,816,048
  6. Step 6: Final answer
    x = 300,831,117.46

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.