Home / 354,911,270.40-531,471,110.40-233,083,123.20

Finding the Fourth Proportional to 354,911,270.40, 531,471,110.40 and 233,083,123.20

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Solution

The fourth proportional to 354,911,270.40, 531,471,110.40 and 233,083,123.20 is: 349,036,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,911,270.40 : 531,471,110.40 = 233,083,123.20 : x
  2. Step 2: Convert to fraction form
    354,911,270.40/531,471,110.40 = 233,083,123.20/x
  3. Step 3: Cross multiply
    354,911,270.40x = 531,471,110.40 × 233,083,123.20
  4. Step 4: Simplify right side
    354,911,270.40x = 123,876,946,302,603,984
  5. Step 5: Solve for x
    x = 123,876,946,302,603,984/354,911,270.40
  6. Step 6: Final answer
    x = 349,036,383.55

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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.