Home / 74,345,971.50-161,048,148.75

Finding the Third Proportional to 74,345,971.50 and 161,048,148.75

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Solution

The third proportional to 74,345,971.50 and 161,048,148.75 is: 348,862,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,345,971.50 : 161,048,148.75 = 161,048,148.75 : x
  2. Step 2: Convert to fraction form
    74,345,971.50/161,048,148.75 = 161,048,148.75/x
  3. Step 3: Cross multiply
    74,345,971.50x = 161,048,148.75 × 161,048,148.75
  4. Step 4: Simplify right side
    74,345,971.50x = 25,936,506,215,802,128
  5. Step 5: Solve for x
    x = 25,936,506,215,802,128/74,345,971.50
  6. Step 6: Final answer
    x = 348,862,294.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.