Home / 12,918,948,498.28-19,378,422,725.52-3,104,296,110.28

Finding the Fourth Proportional to 12,918,948,498.28, 19,378,422,725.52 and 3,104,296,110.28

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Solution

The fourth proportional to 12,918,948,498.28, 19,378,422,725.52 and 3,104,296,110.28 is: 4,656,444,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,918,948,498.28 : 19,378,422,725.52 = 3,104,296,110.28 : x
  2. Step 2: Convert to fraction form
    12,918,948,498.28/19,378,422,725.52 = 3,104,296,110.28/x
  3. Step 3: Cross multiply
    12,918,948,498.28x = 19,378,422,725.52 × 3,104,296,110.28
  4. Step 4: Simplify right side
    12,918,948,498.28x = 60,156,362,290,193,301,504
  5. Step 5: Solve for x
    x = 60,156,362,290,193,301,504/12,918,948,498.28
  6. Step 6: Final answer
    x = 4,656,444,160.16

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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.