Home / 986,489,795.16-1,479,555,884.96-396,256,252.34

Finding the Fourth Proportional to 986,489,795.16, 1,479,555,884.96 and 396,256,252.34

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Solution

The fourth proportional to 986,489,795.16, 1,479,555,884.96 and 396,256,252.34 is: 594,312,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,489,795.16 : 1,479,555,884.96 = 396,256,252.34 : x
  2. Step 2: Convert to fraction form
    986,489,795.16/1,479,555,884.96 = 396,256,252.34/x
  3. Step 3: Cross multiply
    986,489,795.16x = 1,479,555,884.96 × 396,256,252.34
  4. Step 4: Simplify right side
    986,489,795.16x = 586,283,270,099,860,480
  5. Step 5: Solve for x
    x = 586,283,270,099,860,480/986,489,795.16
  6. Step 6: Final answer
    x = 594,312,554.45

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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.