Home / 203,472,021.90-305,208,032.85-195,535,836.30

Finding the Fourth Proportional to 203,472,021.90, 305,208,032.85 and 195,535,836.30

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Solution

The fourth proportional to 203,472,021.90, 305,208,032.85 and 195,535,836.30 is: 293,303,754.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,472,021.90 : 305,208,032.85 = 195,535,836.30 : x
  2. Step 2: Convert to fraction form
    203,472,021.90/305,208,032.85 = 195,535,836.30/x
  3. Step 3: Cross multiply
    203,472,021.90x = 305,208,032.85 × 195,535,836.30
  4. Step 4: Simplify right side
    203,472,021.90x = 59,679,107,948,802,632
  5. Step 5: Solve for x
    x = 59,679,107,948,802,632/203,472,021.90
  6. Step 6: Final answer
    x = 293,303,754.45

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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.