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Finding the Third Proportional to 115,593,386 and 158,509,731

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Solution

The third proportional to 115,593,386 and 158,509,731 is: 217,359,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,593,386 : 158,509,731 = 158,509,731 : x
  2. Step 2: Convert to fraction form
    115,593,386/158,509,731 = 158,509,731/x
  3. Step 3: Cross multiply
    115,593,386x = 158,509,731 × 158,509,731
  4. Step 4: Simplify right side
    115,593,386x = 25,125,334,821,692,360
  5. Step 5: Solve for x
    x = 25,125,334,821,692,360/115,593,386
  6. Step 6: Final answer
    x = 217,359,623.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.