Home / 286,536,527.64-395,418,031.16-161,089,282.73

Finding the Fourth Proportional to 286,536,527.64, 395,418,031.16 and 161,089,282.73

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Solution

The fourth proportional to 286,536,527.64, 395,418,031.16 and 161,089,282.73 is: 222,301,873.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,536,527.64 : 395,418,031.16 = 161,089,282.73 : x
  2. Step 2: Convert to fraction form
    286,536,527.64/395,418,031.16 = 161,089,282.73/x
  3. Step 3: Cross multiply
    286,536,527.64x = 395,418,031.16 × 161,089,282.73
  4. Step 4: Simplify right side
    286,536,527.64x = 63,697,607,018,618,456
  5. Step 5: Solve for x
    x = 63,697,607,018,618,456/286,536,527.64
  6. Step 6: Final answer
    x = 222,301,873.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.