Home / 865,570,006,622.88-1,193,990,336,734.50-539,843,797,658.68

Finding the Fourth Proportional to 865,570,006,622.88, 1,193,990,336,734.50 and 539,843,797,658.68

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Solution

The fourth proportional to 865,570,006,622.88, 1,193,990,336,734.50 and 539,843,797,658.68 is: 744,674,922,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,570,006,622.88 : 1,193,990,336,734.50 = 539,843,797,658.68 : x
  2. Step 2: Convert to fraction form
    865,570,006,622.88/1,193,990,336,734.50 = 539,843,797,658.68/x
  3. Step 3: Cross multiply
    865,570,006,622.88x = 1,193,990,336,734.50 × 539,843,797,658.68
  4. Step 4: Simplify right side
    865,570,006,622.88x = 644,568,277,750,518,638,444,544
  5. Step 5: Solve for x
    x = 644,568,277,750,518,638,444,544/865,570,006,622.88
  6. Step 6: Final answer
    x = 744,674,922,673.64

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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.