Home / 400,964,513.45-601,447,249.89-109,834,146.18

Finding the Fourth Proportional to 400,964,513.45, 601,447,249.89 and 109,834,146.18

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Solution

The fourth proportional to 400,964,513.45, 601,447,249.89 and 109,834,146.18 is: 164,751,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,964,513.45 : 601,447,249.89 = 109,834,146.18 : x
  2. Step 2: Convert to fraction form
    400,964,513.45/601,447,249.89 = 109,834,146.18/x
  3. Step 3: Cross multiply
    400,964,513.45x = 601,447,249.89 × 109,834,146.18
  4. Step 4: Simplify right side
    400,964,513.45x = 66,059,445,163,977,248
  5. Step 5: Solve for x
    x = 66,059,445,163,977,248/400,964,513.45
  6. Step 6: Final answer
    x = 164,751,350.68

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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.