Home / 1,181,199,010.80-1,771,630,554.60-404,880,495.60

Finding the Fourth Proportional to 1,181,199,010.80, 1,771,630,554.60 and 404,880,495.60

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Solution

The fourth proportional to 1,181,199,010.80, 1,771,630,554.60 and 404,880,495.60 is: 607,263,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,199,010.80 : 1,771,630,554.60 = 404,880,495.60 : x
  2. Step 2: Convert to fraction form
    1,181,199,010.80/1,771,630,554.60 = 404,880,495.60/x
  3. Step 3: Cross multiply
    1,181,199,010.80x = 1,771,630,554.60 × 404,880,495.60
  4. Step 4: Simplify right side
    1,181,199,010.80x = 717,298,656,966,550,912
  5. Step 5: Solve for x
    x = 717,298,656,966,550,912/1,181,199,010.80
  6. Step 6: Final answer
    x = 607,263,171.07

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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.