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Finding the Third Proportional to 34,551,440 and 74,130,064

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Solution

The third proportional to 34,551,440 and 74,130,064 is: 159,045,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,551,440 : 74,130,064 = 74,130,064 : x
  2. Step 2: Convert to fraction form
    34,551,440/74,130,064 = 74,130,064/x
  3. Step 3: Cross multiply
    34,551,440x = 74,130,064 × 74,130,064
  4. Step 4: Simplify right side
    34,551,440x = 5,495,266,388,644,096
  5. Step 5: Solve for x
    x = 5,495,266,388,644,096/34,551,440
  6. Step 6: Final answer
    x = 159,045,943.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.