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Finding the Third Proportional to 74,183,528 and 113,478,160

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Solution

The third proportional to 74,183,528 and 113,478,160 is: 173,586,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,183,528 : 113,478,160 = 113,478,160 : x
  2. Step 2: Convert to fraction form
    74,183,528/113,478,160 = 113,478,160/x
  3. Step 3: Cross multiply
    74,183,528x = 113,478,160 × 113,478,160
  4. Step 4: Simplify right side
    74,183,528x = 12,877,292,796,985,600
  5. Step 5: Solve for x
    x = 12,877,292,796,985,600/74,183,528
  6. Step 6: Final answer
    x = 173,586,955.81

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.