Home / 277,489,074.78-416,097,409.32-137,267,521.02

Finding the Fourth Proportional to 277,489,074.78, 416,097,409.32 and 137,267,521.02

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Solution

The fourth proportional to 277,489,074.78, 416,097,409.32 and 137,267,521.02 is: 205,833,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,489,074.78 : 416,097,409.32 = 137,267,521.02 : x
  2. Step 2: Convert to fraction form
    277,489,074.78/416,097,409.32 = 137,267,521.02/x
  3. Step 3: Cross multiply
    277,489,074.78x = 416,097,409.32 × 137,267,521.02
  4. Step 4: Simplify right side
    277,489,074.78x = 57,116,659,880,200,648
  5. Step 5: Solve for x
    x = 57,116,659,880,200,648/277,489,074.78
  6. Step 6: Final answer
    x = 205,833,905.08

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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.