Home / 691,694,425,041.10-954,568,311,762.40-383,045,784,065.97

Finding the Fourth Proportional to 691,694,425,041.10, 954,568,311,762.40 and 383,045,784,065.97

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Solution

The fourth proportional to 691,694,425,041.10, 954,568,311,762.40 and 383,045,784,065.97 is: 528,619,798,261.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,694,425,041.10 : 954,568,311,762.40 = 383,045,784,065.97 : x
  2. Step 2: Convert to fraction form
    691,694,425,041.10/954,568,311,762.40 = 383,045,784,065.97/x
  3. Step 3: Cross multiply
    691,694,425,041.10x = 954,568,311,762.40 × 383,045,784,065.97
  4. Step 4: Simplify right side
    691,694,425,041.10x = 365,643,367,423,557,815,500,800
  5. Step 5: Solve for x
    x = 365,643,367,423,557,815,500,800/691,694,425,041.10
  6. Step 6: Final answer
    x = 528,619,798,261.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.