Home / 262,220,340.40-393,330,510.60-126,171,444.40

Finding the Fourth Proportional to 262,220,340.40, 393,330,510.60 and 126,171,444.40

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Solution

The fourth proportional to 262,220,340.40, 393,330,510.60 and 126,171,444.40 is: 189,257,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,220,340.40 : 393,330,510.60 = 126,171,444.40 : x
  2. Step 2: Convert to fraction form
    262,220,340.40/393,330,510.60 = 126,171,444.40/x
  3. Step 3: Cross multiply
    262,220,340.40x = 393,330,510.60 × 126,171,444.40
  4. Step 4: Simplify right side
    262,220,340.40x = 49,627,078,648,991,512
  5. Step 5: Solve for x
    x = 49,627,078,648,991,512/262,220,340.40
  6. Step 6: Final answer
    x = 189,257,166.60

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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.