Home / 203,030,972.49-280,183,097.48-110,211,543.21

Finding the Fourth Proportional to 203,030,972.49, 280,183,097.48 and 110,211,543.21

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Solution

The fourth proportional to 203,030,972.49, 280,183,097.48 and 110,211,543.21 is: 152,092,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,030,972.49 : 280,183,097.48 = 110,211,543.21 : x
  2. Step 2: Convert to fraction form
    203,030,972.49/280,183,097.48 = 110,211,543.21/x
  3. Step 3: Cross multiply
    203,030,972.49x = 280,183,097.48 × 110,211,543.21
  4. Step 4: Simplify right side
    203,030,972.49x = 30,879,411,554,077,604
  5. Step 5: Solve for x
    x = 30,879,411,554,077,604/203,030,972.49
  6. Step 6: Final answer
    x = 152,092,122.57

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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.