Home / 400,995,308,682.45-601,740,368,583.02-185,823,744,395.52

Finding the Fourth Proportional to 400,995,308,682.45, 601,740,368,583.02 and 185,823,744,395.52

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Solution

The fourth proportional to 400,995,308,682.45, 601,740,368,583.02 and 185,823,744,395.52 is: 278,850,265,883.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,995,308,682.45 : 601,740,368,583.02 = 185,823,744,395.52 : x
  2. Step 2: Convert to fraction form
    400,995,308,682.45/601,740,368,583.02 = 185,823,744,395.52/x
  3. Step 3: Cross multiply
    400,995,308,682.45x = 601,740,368,583.02 × 185,823,744,395.52
  4. Step 4: Simplify right side
    400,995,308,682.45x = 111,817,648,444,037,107,023,872
  5. Step 5: Solve for x
    x = 111,817,648,444,037,107,023,872/400,995,308,682.45
  6. Step 6: Final answer
    x = 278,850,265,883.25

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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.