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Finding the Third Proportional to 43,172,064 and 91,937,280

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Solution

The third proportional to 43,172,064 and 91,937,280 is: 195,785,484.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,172,064 : 91,937,280 = 91,937,280 : x
  2. Step 2: Convert to fraction form
    43,172,064/91,937,280 = 91,937,280/x
  3. Step 3: Cross multiply
    43,172,064x = 91,937,280 × 91,937,280
  4. Step 4: Simplify right side
    43,172,064x = 8,452,463,453,798,400
  5. Step 5: Solve for x
    x = 8,452,463,453,798,400/43,172,064
  6. Step 6: Final answer
    x = 195,785,484.19

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.