Home / 741,183,757.98-1,111,395,653.91-391,617,811.50

Finding the Fourth Proportional to 741,183,757.98, 1,111,395,653.91 and 391,617,811.50

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Solution

The fourth proportional to 741,183,757.98, 1,111,395,653.91 and 391,617,811.50 is: 587,225,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,183,757.98 : 1,111,395,653.91 = 391,617,811.50 : x
  2. Step 2: Convert to fraction form
    741,183,757.98/1,111,395,653.91 = 391,617,811.50/x
  3. Step 3: Cross multiply
    741,183,757.98x = 1,111,395,653.91 × 391,617,811.50
  4. Step 4: Simplify right side
    741,183,757.98x = 435,242,333,694,845,632
  5. Step 5: Solve for x
    x = 435,242,333,694,845,632/741,183,757.98
  6. Step 6: Final answer
    x = 587,225,946.34

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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.