Home / 693,362,004.30-1,040,043,006.45-233,147,220.30

Finding the Fourth Proportional to 693,362,004.30, 1,040,043,006.45 and 233,147,220.30

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Solution

The fourth proportional to 693,362,004.30, 1,040,043,006.45 and 233,147,220.30 is: 349,720,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,362,004.30 : 1,040,043,006.45 = 233,147,220.30 : x
  2. Step 2: Convert to fraction form
    693,362,004.30/1,040,043,006.45 = 233,147,220.30/x
  3. Step 3: Cross multiply
    693,362,004.30x = 1,040,043,006.45 × 233,147,220.30
  4. Step 4: Simplify right side
    693,362,004.30x = 242,483,135,946,272,480
  5. Step 5: Solve for x
    x = 242,483,135,946,272,480/693,362,004.30
  6. Step 6: Final answer
    x = 349,720,830.45

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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.