Home / 146,238,579.36-201,470,066.51-102,115,690.34

Finding the Fourth Proportional to 146,238,579.36, 201,470,066.51 and 102,115,690.34

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Solution

The fourth proportional to 146,238,579.36, 201,470,066.51 and 102,115,690.34 is: 140,682,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,238,579.36 : 201,470,066.51 = 102,115,690.34 : x
  2. Step 2: Convert to fraction form
    146,238,579.36/201,470,066.51 = 102,115,690.34/x
  3. Step 3: Cross multiply
    146,238,579.36x = 201,470,066.51 × 102,115,690.34
  4. Step 4: Simplify right side
    146,238,579.36x = 20,573,254,922,996,432
  5. Step 5: Solve for x
    x = 20,573,254,922,996,432/146,238,579.36
  6. Step 6: Final answer
    x = 140,682,814.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.