Home / 455,122,651-682,684,308.66-110,076,610.16

Finding the Fourth Proportional to 455,122,651, 682,684,308.66 and 110,076,610.16

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Solution

The fourth proportional to 455,122,651, 682,684,308.66 and 110,076,610.16 is: 165,114,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,122,651 : 682,684,308.66 = 110,076,610.16 : x
  2. Step 2: Convert to fraction form
    455,122,651/682,684,308.66 = 110,076,610.16/x
  3. Step 3: Cross multiply
    455,122,651x = 682,684,308.66 × 110,076,610.16
  4. Step 4: Simplify right side
    455,122,651x = 75,147,574,506,715,920
  5. Step 5: Solve for x
    x = 75,147,574,506,715,920/455,122,651
  6. Step 6: Final answer
    x = 165,114,995.58

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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.