Home / 404,962,848.96-607,665,410.88-171,757,286.40

Finding the Fourth Proportional to 404,962,848.96, 607,665,410.88 and 171,757,286.40

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Solution

The fourth proportional to 404,962,848.96, 607,665,410.88 and 171,757,286.40 is: 257,729,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,962,848.96 : 607,665,410.88 = 171,757,286.40 : x
  2. Step 2: Convert to fraction form
    404,962,848.96/607,665,410.88 = 171,757,286.40/x
  3. Step 3: Cross multiply
    404,962,848.96x = 607,665,410.88 × 171,757,286.40
  4. Step 4: Simplify right side
    404,962,848.96x = 104,370,962,011,889,840
  5. Step 5: Solve for x
    x = 104,370,962,011,889,840/404,962,848.96
  6. Step 6: Final answer
    x = 257,729,720.84

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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.