Home / 883,286,544.90-1,324,943,553.53-261,564,661.29

Finding the Fourth Proportional to 883,286,544.90, 1,324,943,553.53 and 261,564,661.29

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Solution

The fourth proportional to 883,286,544.90, 1,324,943,553.53 and 261,564,661.29 is: 392,351,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,286,544.90 : 1,324,943,553.53 = 261,564,661.29 : x
  2. Step 2: Convert to fraction form
    883,286,544.90/1,324,943,553.53 = 261,564,661.29/x
  3. Step 3: Cross multiply
    883,286,544.90x = 1,324,943,553.53 × 261,564,661.29
  4. Step 4: Simplify right side
    883,286,544.90x = 346,558,411,808,097,344
  5. Step 5: Solve for x
    x = 346,558,411,808,097,344/883,286,544.90
  6. Step 6: Final answer
    x = 392,351,059.58

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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.