Home / 864,340,101.57-1,192,342,985.33-585,786,363.33

Finding the Fourth Proportional to 864,340,101.57, 1,192,342,985.33 and 585,786,363.33

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Solution

The fourth proportional to 864,340,101.57, 1,192,342,985.33 and 585,786,363.33 is: 808,082,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,340,101.57 : 1,192,342,985.33 = 585,786,363.33 : x
  2. Step 2: Convert to fraction form
    864,340,101.57/1,192,342,985.33 = 585,786,363.33/x
  3. Step 3: Cross multiply
    864,340,101.57x = 1,192,342,985.33 × 585,786,363.33
  4. Step 4: Simplify right side
    864,340,101.57x = 698,458,261,215,567,360
  5. Step 5: Solve for x
    x = 698,458,261,215,567,360/864,340,101.57
  6. Step 6: Final answer
    x = 808,082,674.80

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1.5x scale

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.