Home / 413,844,148-620,871,664.56-122,721,905.44

Finding the Fourth Proportional to 413,844,148, 620,871,664.56 and 122,721,905.44

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Solution

The fourth proportional to 413,844,148, 620,871,664.56 and 122,721,905.44 is: 184,114,126.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,844,148 : 620,871,664.56 = 122,721,905.44 : x
  2. Step 2: Convert to fraction form
    413,844,148/620,871,664.56 = 122,721,905.44/x
  3. Step 3: Cross multiply
    413,844,148x = 620,871,664.56 × 122,721,905.44
  4. Step 4: Simplify right side
    413,844,148x = 76,194,553,708,507,712
  5. Step 5: Solve for x
    x = 76,194,553,708,507,712/413,844,148
  6. Step 6: Final answer
    x = 184,114,126.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.