Home / 1,071,180,286.08-1,607,390,334.72-449,339,829.12

Finding the Fourth Proportional to 1,071,180,286.08, 1,607,390,334.72 and 449,339,829.12

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Solution

The fourth proportional to 1,071,180,286.08, 1,607,390,334.72 and 449,339,829.12 is: 674,269,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,180,286.08 : 1,607,390,334.72 = 449,339,829.12 : x
  2. Step 2: Convert to fraction form
    1,071,180,286.08/1,607,390,334.72 = 449,339,829.12/x
  3. Step 3: Cross multiply
    1,071,180,286.08x = 1,607,390,334.72 × 449,339,829.12
  4. Step 4: Simplify right side
    1,071,180,286.08x = 722,264,498,332,224,384
  5. Step 5: Solve for x
    x = 722,264,498,332,224,384/1,071,180,286.08
  6. Step 6: Final answer
    x = 674,269,782.33

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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.