Home / 126,762,850.80-190,144,276.20-118,196,809.20

Finding the Fourth Proportional to 126,762,850.80, 190,144,276.20 and 118,196,809.20

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Solution

The fourth proportional to 126,762,850.80, 190,144,276.20 and 118,196,809.20 is: 177,295,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,762,850.80 : 190,144,276.20 = 118,196,809.20 : x
  2. Step 2: Convert to fraction form
    126,762,850.80/190,144,276.20 = 118,196,809.20/x
  3. Step 3: Cross multiply
    126,762,850.80x = 190,144,276.20 × 118,196,809.20
  4. Step 4: Simplify right side
    126,762,850.80x = 22,474,446,734,483,500
  5. Step 5: Solve for x
    x = 22,474,446,734,483,500/126,762,850.80
  6. Step 6: Final answer
    x = 177,295,213.80

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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.