Home / 1,397,157,863.10-2,095,736,794.65-1,189,417,576.20

Finding the Fourth Proportional to 1,397,157,863.10, 2,095,736,794.65 and 1,189,417,576.20

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Solution

The fourth proportional to 1,397,157,863.10, 2,095,736,794.65 and 1,189,417,576.20 is: 1,784,126,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,157,863.10 : 2,095,736,794.65 = 1,189,417,576.20 : x
  2. Step 2: Convert to fraction form
    1,397,157,863.10/2,095,736,794.65 = 1,189,417,576.20/x
  3. Step 3: Cross multiply
    1,397,157,863.10x = 2,095,736,794.65 × 1,189,417,576.20
  4. Step 4: Simplify right side
    1,397,157,863.10x = 2,492,706,178,645,760,512
  5. Step 5: Solve for x
    x = 2,492,706,178,645,760,512/1,397,157,863.10
  6. Step 6: Final answer
    x = 1,784,126,364.30

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Double scale
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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.