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Finding the Third Proportional to 386,778,242 and 599,774,547

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Solution

The third proportional to 386,778,242 and 599,774,547 is: 930,066,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,778,242 : 599,774,547 = 599,774,547 : x
  2. Step 2: Convert to fraction form
    386,778,242/599,774,547 = 599,774,547/x
  3. Step 3: Cross multiply
    386,778,242x = 599,774,547 × 599,774,547
  4. Step 4: Simplify right side
    386,778,242x = 359,729,507,229,055,232
  5. Step 5: Solve for x
    x = 359,729,507,229,055,232/386,778,242
  6. Step 6: Final answer
    x = 930,066,555.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.