Home / 156,014,946.80-234,022,420.20-117,467,759.60

Finding the Fourth Proportional to 156,014,946.80, 234,022,420.20 and 117,467,759.60

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Solution

The fourth proportional to 156,014,946.80, 234,022,420.20 and 117,467,759.60 is: 176,201,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,014,946.80 : 234,022,420.20 = 117,467,759.60 : x
  2. Step 2: Convert to fraction form
    156,014,946.80/234,022,420.20 = 117,467,759.60/x
  3. Step 3: Cross multiply
    156,014,946.80x = 234,022,420.20 × 117,467,759.60
  4. Step 4: Simplify right side
    156,014,946.80x = 27,490,089,397,063,780
  5. Step 5: Solve for x
    x = 27,490,089,397,063,780/156,014,946.80
  6. Step 6: Final answer
    x = 176,201,639.40

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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.