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Finding the Third Proportional to 239,590,086 and 368,039,709

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Solution

The third proportional to 239,590,086 and 368,039,709 is: 565,354,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,590,086 : 368,039,709 = 368,039,709 : x
  2. Step 2: Convert to fraction form
    239,590,086/368,039,709 = 368,039,709/x
  3. Step 3: Cross multiply
    239,590,086x = 368,039,709 × 368,039,709
  4. Step 4: Simplify right side
    239,590,086x = 135,453,227,400,804,688
  5. Step 5: Solve for x
    x = 135,453,227,400,804,688/239,590,086
  6. Step 6: Final answer
    x = 565,354,058.10

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.