Home / 117,035,270.37-161,508,670.10-64,827,669.03

Finding the Fourth Proportional to 117,035,270.37, 161,508,670.10 and 64,827,669.03

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Solution

The fourth proportional to 117,035,270.37, 161,508,670.10 and 64,827,669.03 is: 89,462,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,035,270.37 : 161,508,670.10 = 64,827,669.03 : x
  2. Step 2: Convert to fraction form
    117,035,270.37/161,508,670.10 = 64,827,669.03/x
  3. Step 3: Cross multiply
    117,035,270.37x = 161,508,670.10 × 64,827,669.03
  4. Step 4: Simplify right side
    117,035,270.37x = 10,470,230,610,394,118
  5. Step 5: Solve for x
    x = 10,470,230,610,394,118/117,035,270.37
  6. Step 6: Final answer
    x = 89,462,181.59

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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.