Home / 220,070,138.80-330,105,208.20-118,033,466.80

Finding the Fourth Proportional to 220,070,138.80, 330,105,208.20 and 118,033,466.80

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Solution

The fourth proportional to 220,070,138.80, 330,105,208.20 and 118,033,466.80 is: 177,050,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,070,138.80 : 330,105,208.20 = 118,033,466.80 : x
  2. Step 2: Convert to fraction form
    220,070,138.80/330,105,208.20 = 118,033,466.80/x
  3. Step 3: Cross multiply
    220,070,138.80x = 330,105,208.20 × 118,033,466.80
  4. Step 4: Simplify right side
    220,070,138.80x = 38,963,462,132,581,784
  5. Step 5: Solve for x
    x = 38,963,462,132,581,784/220,070,138.80
  6. Step 6: Final answer
    x = 177,050,200.20

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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.