Home / 351,031,542.89-484,431,368.73-200,321,197.53

Finding the Fourth Proportional to 351,031,542.89, 484,431,368.73 and 200,321,197.53

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Solution

The fourth proportional to 351,031,542.89, 484,431,368.73 and 200,321,197.53 is: 276,447,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,031,542.89 : 484,431,368.73 = 200,321,197.53 : x
  2. Step 2: Convert to fraction form
    351,031,542.89/484,431,368.73 = 200,321,197.53/x
  3. Step 3: Cross multiply
    351,031,542.89x = 484,431,368.73 × 200,321,197.53
  4. Step 4: Simplify right side
    351,031,542.89x = 97,041,871,905,090,592
  5. Step 5: Solve for x
    x = 97,041,871,905,090,592/351,031,542.89
  6. Step 6: Final answer
    x = 276,447,726.34

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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.