Home / 411,401,450.94-567,706,053.56-225,774,424.05

Finding the Fourth Proportional to 411,401,450.94, 567,706,053.56 and 225,774,424.05

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Solution

The fourth proportional to 411,401,450.94, 567,706,053.56 and 225,774,424.05 is: 311,553,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,401,450.94 : 567,706,053.56 = 225,774,424.05 : x
  2. Step 2: Convert to fraction form
    411,401,450.94/567,706,053.56 = 225,774,424.05/x
  3. Step 3: Cross multiply
    411,401,450.94x = 567,706,053.56 × 225,774,424.05
  4. Step 4: Simplify right side
    411,401,450.94x = 128,173,507,271,078,576
  5. Step 5: Solve for x
    x = 128,173,507,271,078,576/411,401,450.94
  6. Step 6: Final answer
    x = 311,553,367.10

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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.