Home / 177,191,270.80-265,786,906.20-47,798,630.80

Finding the Fourth Proportional to 177,191,270.80, 265,786,906.20 and 47,798,630.80

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Solution

The fourth proportional to 177,191,270.80, 265,786,906.20 and 47,798,630.80 is: 71,697,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,191,270.80 : 265,786,906.20 = 47,798,630.80 : x
  2. Step 2: Convert to fraction form
    177,191,270.80/265,786,906.20 = 47,798,630.80/x
  3. Step 3: Cross multiply
    177,191,270.80x = 265,786,906.20 × 47,798,630.80
  4. Step 4: Simplify right side
    177,191,270.80x = 12,704,250,200,928,030
  5. Step 5: Solve for x
    x = 12,704,250,200,928,030/177,191,270.80
  6. Step 6: Final answer
    x = 71,697,946.20

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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.