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Finding the Third Proportional to 74,657,029 and 155,273,633

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Solution

The third proportional to 74,657,029 and 155,273,633 is: 322,942,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,657,029 : 155,273,633 = 155,273,633 : x
  2. Step 2: Convert to fraction form
    74,657,029/155,273,633 = 155,273,633/x
  3. Step 3: Cross multiply
    74,657,029x = 155,273,633 × 155,273,633
  4. Step 4: Simplify right side
    74,657,029x = 24,109,901,105,018,688
  5. Step 5: Solve for x
    x = 24,109,901,105,018,688/74,657,029
  6. Step 6: Final answer
    x = 322,942,145.27

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.