Home / 248,831,999.80-373,247,999.70-220,110,566.20

Finding the Fourth Proportional to 248,831,999.80, 373,247,999.70 and 220,110,566.20

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Solution

The fourth proportional to 248,831,999.80, 373,247,999.70 and 220,110,566.20 is: 330,165,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,831,999.80 : 373,247,999.70 = 220,110,566.20 : x
  2. Step 2: Convert to fraction form
    248,831,999.80/373,247,999.70 = 220,110,566.20/x
  3. Step 3: Cross multiply
    248,831,999.80x = 373,247,999.70 × 220,110,566.20
  4. Step 4: Simplify right side
    248,831,999.80x = 82,155,828,546,984,416
  5. Step 5: Solve for x
    x = 82,155,828,546,984,416/248,831,999.80
  6. Step 6: Final answer
    x = 330,165,849.30

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1.5x scale

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.