Home / 209,952,029.20-314,928,043.80-185,293,166.80

Finding the Fourth Proportional to 209,952,029.20, 314,928,043.80 and 185,293,166.80

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Solution

The fourth proportional to 209,952,029.20, 314,928,043.80 and 185,293,166.80 is: 277,939,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,029.20 : 314,928,043.80 = 185,293,166.80 : x
  2. Step 2: Convert to fraction form
    209,952,029.20/314,928,043.80 = 185,293,166.80/x
  3. Step 3: Cross multiply
    209,952,029.20x = 314,928,043.80 × 185,293,166.80
  4. Step 4: Simplify right side
    209,952,029.20x = 58,354,014,549,831,112
  5. Step 5: Solve for x
    x = 58,354,014,549,831,112/209,952,029.20
  6. Step 6: Final answer
    x = 277,939,750.20

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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.