Home / 1,397,157,067.10-2,095,735,600.65-1,189,416,780.20

Finding the Fourth Proportional to 1,397,157,067.10, 2,095,735,600.65 and 1,189,416,780.20

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Solution

The fourth proportional to 1,397,157,067.10, 2,095,735,600.65 and 1,189,416,780.20 is: 1,784,125,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,157,067.10 : 2,095,735,600.65 = 1,189,416,780.20 : x
  2. Step 2: Convert to fraction form
    1,397,157,067.10/2,095,735,600.65 = 1,189,416,780.20/x
  3. Step 3: Cross multiply
    1,397,157,067.10x = 2,095,735,600.65 × 1,189,416,780.20
  4. Step 4: Simplify right side
    1,397,157,067.10x = 2,492,703,090,275,636,224
  5. Step 5: Solve for x
    x = 2,492,703,090,275,636,224/1,397,157,067.10
  6. Step 6: Final answer
    x = 1,784,125,170.30

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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.