Home / 308,903,036.03-463,347,469.23-155,507,900.03

Finding the Fourth Proportional to 308,903,036.03, 463,347,469.23 and 155,507,900.03

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Solution

The fourth proportional to 308,903,036.03, 463,347,469.23 and 155,507,900.03 is: 233,258,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,903,036.03 : 463,347,469.23 = 155,507,900.03 : x
  2. Step 2: Convert to fraction form
    308,903,036.03/463,347,469.23 = 155,507,900.03/x
  3. Step 3: Cross multiply
    308,903,036.03x = 463,347,469.23 × 155,507,900.03
  4. Step 4: Simplify right side
    308,903,036.03x = 72,054,191,921,855,608
  5. Step 5: Solve for x
    x = 72,054,191,921,855,608/308,903,036.03
  6. Step 6: Final answer
    x = 233,258,283.41

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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.