Home / 1,387,001,099-2,080,280,181.88-404,197,749.88

Finding the Fourth Proportional to 1,387,001,099, 2,080,280,181.88 and 404,197,749.88

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Solution

The fourth proportional to 1,387,001,099, 2,080,280,181.88 and 404,197,749.88 is: 606,232,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,001,099 : 2,080,280,181.88 = 404,197,749.88 : x
  2. Step 2: Convert to fraction form
    1,387,001,099/2,080,280,181.88 = 404,197,749.88/x
  3. Step 3: Cross multiply
    1,387,001,099x = 2,080,280,181.88 × 404,197,749.88
  4. Step 4: Simplify right side
    1,387,001,099x = 840,844,568,635,853,184
  5. Step 5: Solve for x
    x = 840,844,568,635,853,184/1,387,001,099
  6. Step 6: Final answer
    x = 606,232,085.35

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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.