Home / 112,194,639.60-168,291,959.40-100,101,404.40

Finding the Fourth Proportional to 112,194,639.60, 168,291,959.40 and 100,101,404.40

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Solution

The fourth proportional to 112,194,639.60, 168,291,959.40 and 100,101,404.40 is: 150,152,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,194,639.60 : 168,291,959.40 = 100,101,404.40 : x
  2. Step 2: Convert to fraction form
    112,194,639.60/168,291,959.40 = 100,101,404.40/x
  3. Step 3: Cross multiply
    112,194,639.60x = 168,291,959.40 × 100,101,404.40
  4. Step 4: Simplify right side
    112,194,639.60x = 16,846,261,485,167,782
  5. Step 5: Solve for x
    x = 16,846,261,485,167,782/112,194,639.60
  6. Step 6: Final answer
    x = 150,152,106.60

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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.