Home / 349,667,086.36-524,242,056.40-211,461,968.10

Finding the Fourth Proportional to 349,667,086.36, 524,242,056.40 and 211,461,968.10

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Solution

The fourth proportional to 349,667,086.36, 524,242,056.40 and 211,461,968.10 is: 317,036,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,667,086.36 : 524,242,056.40 = 211,461,968.10 : x
  2. Step 2: Convert to fraction form
    349,667,086.36/524,242,056.40 = 211,461,968.10/x
  3. Step 3: Cross multiply
    349,667,086.36x = 524,242,056.40 × 211,461,968.10
  4. Step 4: Simplify right side
    349,667,086.36x = 110,857,257,007,135,200
  5. Step 5: Solve for x
    x = 110,857,257,007,135,200/349,667,086.36
  6. Step 6: Final answer
    x = 317,036,579.45

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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.