Home / 39,765,659,794.54-54,876,596,021.63-21,701,176,049.45

Finding the Fourth Proportional to 39,765,659,794.54, 54,876,596,021.63 and 21,701,176,049.45

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Solution

The fourth proportional to 39,765,659,794.54, 54,876,596,021.63 and 21,701,176,049.45 is: 29,947,615,038.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,765,659,794.54 : 54,876,596,021.63 = 21,701,176,049.45 : x
  2. Step 2: Convert to fraction form
    39,765,659,794.54/54,876,596,021.63 = 21,701,176,049.45/x
  3. Step 3: Cross multiply
    39,765,659,794.54x = 54,876,596,021.63 × 21,701,176,049.45
  4. Step 4: Simplify right side
    39,765,659,794.54x = 1,190,886,671,259,667,005,440
  5. Step 5: Solve for x
    x = 1,190,886,671,259,667,005,440/39,765,659,794.54
  6. Step 6: Final answer
    x = 29,947,615,038.02

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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.