Home / 427,618,935.72-590,114,131.34-232,048,647.72

Finding the Fourth Proportional to 427,618,935.72, 590,114,131.34 and 232,048,647.72

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Solution

The fourth proportional to 427,618,935.72, 590,114,131.34 and 232,048,647.72 is: 320,227,133.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,618,935.72 : 590,114,131.34 = 232,048,647.72 : x
  2. Step 2: Convert to fraction form
    427,618,935.72/590,114,131.34 = 232,048,647.72/x
  3. Step 3: Cross multiply
    427,618,935.72x = 590,114,131.34 × 232,048,647.72
  4. Step 4: Simplify right side
    427,618,935.72x = 136,935,186,177,909,472
  5. Step 5: Solve for x
    x = 136,935,186,177,909,472/427,618,935.72
  6. Step 6: Final answer
    x = 320,227,133.88

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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.