Home / 1,512,032,136.30-2,268,048,204.45-476,997,644.70

Finding the Fourth Proportional to 1,512,032,136.30, 2,268,048,204.45 and 476,997,644.70

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Solution

The fourth proportional to 1,512,032,136.30, 2,268,048,204.45 and 476,997,644.70 is: 715,496,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,032,136.30 : 2,268,048,204.45 = 476,997,644.70 : x
  2. Step 2: Convert to fraction form
    1,512,032,136.30/2,268,048,204.45 = 476,997,644.70/x
  3. Step 3: Cross multiply
    1,512,032,136.30x = 2,268,048,204.45 × 476,997,644.70
  4. Step 4: Simplify right side
    1,512,032,136.30x = 1,081,853,651,588,713,984
  5. Step 5: Solve for x
    x = 1,081,853,651,588,713,984/1,512,032,136.30
  6. Step 6: Final answer
    x = 715,496,467.05

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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.