Home / 1,525,123,481.58-2,104,501,987.89-855,915,031.26

Finding the Fourth Proportional to 1,525,123,481.58, 2,104,501,987.89 and 855,915,031.26

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Solution

The fourth proportional to 1,525,123,481.58, 2,104,501,987.89 and 855,915,031.26 is: 1,181,068,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,123,481.58 : 2,104,501,987.89 = 855,915,031.26 : x
  2. Step 2: Convert to fraction form
    1,525,123,481.58/2,104,501,987.89 = 855,915,031.26/x
  3. Step 3: Cross multiply
    1,525,123,481.58x = 2,104,501,987.89 × 855,915,031.26
  4. Step 4: Simplify right side
    1,525,123,481.58x = 1,801,274,884,751,601,664
  5. Step 5: Solve for x
    x = 1,801,274,884,751,601,664/1,525,123,481.58
  6. Step 6: Final answer
    x = 1,181,068,225.95

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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.