Home / 27,833,769,339.36-38,410,607,288.88-15,317,270,907.36

Finding the Fourth Proportional to 27,833,769,339.36, 38,410,607,288.88 and 15,317,270,907.36

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Solution

The fourth proportional to 27,833,769,339.36, 38,410,607,288.88 and 15,317,270,907.36 is: 21,137,836,934.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,833,769,339.36 : 38,410,607,288.88 = 15,317,270,907.36 : x
  2. Step 2: Convert to fraction form
    27,833,769,339.36/38,410,607,288.88 = 15,317,270,907.36/x
  3. Step 3: Cross multiply
    27,833,769,339.36x = 38,410,607,288.88 × 15,317,270,907.36
  4. Step 4: Simplify right side
    27,833,769,339.36x = 588,345,677,559,991,566,336
  5. Step 5: Solve for x
    x = 588,345,677,559,991,566,336/27,833,769,339.36
  6. Step 6: Final answer
    x = 21,137,836,934.22

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1.5x scale

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.