Home / 403,579,331.46-605,369,005.20-96,871,444.38

Finding the Fourth Proportional to 403,579,331.46, 605,369,005.20 and 96,871,444.38

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Solution

The fourth proportional to 403,579,331.46, 605,369,005.20 and 96,871,444.38 is: 145,307,168.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,579,331.46 : 605,369,005.20 = 96,871,444.38 : x
  2. Step 2: Convert to fraction form
    403,579,331.46/605,369,005.20 = 96,871,444.38/x
  3. Step 3: Cross multiply
    403,579,331.46x = 605,369,005.20 × 96,871,444.38
  4. Step 4: Simplify right side
    403,579,331.46x = 58,642,969,916,607,736
  5. Step 5: Solve for x
    x = 58,642,969,916,607,736/403,579,331.46
  6. Step 6: Final answer
    x = 145,307,168.49

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Why These Related Problems?

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