Home / 501,595,979.52-692,211,009.42-275,544,495.12

Finding the Fourth Proportional to 501,595,979.52, 692,211,009.42 and 275,544,495.12

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Solution

The fourth proportional to 501,595,979.52, 692,211,009.42 and 275,544,495.12 is: 380,256,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,595,979.52 : 692,211,009.42 = 275,544,495.12 : x
  2. Step 2: Convert to fraction form
    501,595,979.52/692,211,009.42 = 275,544,495.12/x
  3. Step 3: Cross multiply
    501,595,979.52x = 692,211,009.42 × 275,544,495.12
  4. Step 4: Simplify right side
    501,595,979.52x = 190,734,933,107,139,456
  5. Step 5: Solve for x
    x = 190,734,933,107,139,456/501,595,979.52
  6. Step 6: Final answer
    x = 380,256,104.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.