Home / 203,424,815.44-280,724,265-110,605,323.28

Finding the Fourth Proportional to 203,424,815.44, 280,724,265 and 110,605,323.28

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Solution

The fourth proportional to 203,424,815.44, 280,724,265 and 110,605,323.28 is: 152,634,269.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,424,815.44 : 280,724,265 = 110,605,323.28 : x
  2. Step 2: Convert to fraction form
    203,424,815.44/280,724,265 = 110,605,323.28/x
  3. Step 3: Cross multiply
    203,424,815.44x = 280,724,265 × 110,605,323.28
  4. Step 4: Simplify right side
    203,424,815.44x = 31,049,598,082,865,388
  5. Step 5: Solve for x
    x = 31,049,598,082,865,388/203,424,815.44
  6. Step 6: Final answer
    x = 152,634,269.40

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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.