Home / 248,204,753.30-342,518,381-136,705,977.51

Finding the Fourth Proportional to 248,204,753.30, 342,518,381 and 136,705,977.51

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Solution

The fourth proportional to 248,204,753.30, 342,518,381 and 136,705,977.51 is: 188,651,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,204,753.30 : 342,518,381 = 136,705,977.51 : x
  2. Step 2: Convert to fraction form
    248,204,753.30/342,518,381 = 136,705,977.51/x
  3. Step 3: Cross multiply
    248,204,753.30x = 342,518,381 × 136,705,977.51
  4. Step 4: Simplify right side
    248,204,753.30x = 46,824,310,089,747,608
  5. Step 5: Solve for x
    x = 46,824,310,089,747,608/248,204,753.30
  6. Step 6: Final answer
    x = 188,651,947.50

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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.