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Finding the Third Proportional to 86,709,048 and 178,014,803

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Solution

The third proportional to 86,709,048 and 178,014,803 is: 365,466,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,709,048 : 178,014,803 = 178,014,803 : x
  2. Step 2: Convert to fraction form
    86,709,048/178,014,803 = 178,014,803/x
  3. Step 3: Cross multiply
    86,709,048x = 178,014,803 × 178,014,803
  4. Step 4: Simplify right side
    86,709,048x = 31,689,270,087,128,808
  5. Step 5: Solve for x
    x = 31,689,270,087,128,808/86,709,048
  6. Step 6: Final answer
    x = 365,466,705.24

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.