Home / 262,440,200.40-393,660,300.60-247,323,656.40

Finding the Fourth Proportional to 262,440,200.40, 393,660,300.60 and 247,323,656.40

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Solution

The fourth proportional to 262,440,200.40, 393,660,300.60 and 247,323,656.40 is: 370,985,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,440,200.40 : 393,660,300.60 = 247,323,656.40 : x
  2. Step 2: Convert to fraction form
    262,440,200.40/393,660,300.60 = 247,323,656.40/x
  3. Step 3: Cross multiply
    262,440,200.40x = 393,660,300.60 × 247,323,656.40
  4. Step 4: Simplify right side
    262,440,200.40x = 97,361,504,923,915,120
  5. Step 5: Solve for x
    x = 97,361,504,923,915,120/262,440,200.40
  6. Step 6: Final answer
    x = 370,985,484.60

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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.