Home / 237,138,019.40-355,707,029.10-196,827,235.40

Finding the Fourth Proportional to 237,138,019.40, 355,707,029.10 and 196,827,235.40

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Solution

The fourth proportional to 237,138,019.40, 355,707,029.10 and 196,827,235.40 is: 295,240,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,138,019.40 : 355,707,029.10 = 196,827,235.40 : x
  2. Step 2: Convert to fraction form
    237,138,019.40/355,707,029.10 = 196,827,235.40/x
  3. Step 3: Cross multiply
    237,138,019.40x = 355,707,029.10 × 196,827,235.40
  4. Step 4: Simplify right side
    237,138,019.40x = 70,012,831,150,100,360
  5. Step 5: Solve for x
    x = 70,012,831,150,100,360/237,138,019.40
  6. Step 6: Final answer
    x = 295,240,853.10

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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.