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Finding the Third Proportional to 115,533,645 and 179,470,728

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Solution

The third proportional to 115,533,645 and 179,470,728 is: 278,791,015.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,533,645 : 179,470,728 = 179,470,728 : x
  2. Step 2: Convert to fraction form
    115,533,645/179,470,728 = 179,470,728/x
  3. Step 3: Cross multiply
    115,533,645x = 179,470,728 × 179,470,728
  4. Step 4: Simplify right side
    115,533,645x = 32,209,742,208,849,984
  5. Step 5: Solve for x
    x = 32,209,742,208,849,984/115,533,645
  6. Step 6: Final answer
    x = 278,791,015.46

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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.