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Finding the Third Proportional to 28,881,163 and 63,430,202

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Solution

The third proportional to 28,881,163 and 63,430,202 is: 139,308,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881,163 : 63,430,202 = 63,430,202 : x
  2. Step 2: Convert to fraction form
    28,881,163/63,430,202 = 63,430,202/x
  3. Step 3: Cross multiply
    28,881,163x = 63,430,202 × 63,430,202
  4. Step 4: Simplify right side
    28,881,163x = 4,023,390,525,760,804
  5. Step 5: Solve for x
    x = 4,023,390,525,760,804/28,881,163
  6. Step 6: Final answer
    x = 139,308,466.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.