Home / 38,828,749,324.71-58,259,902,961.35-20,880,149,404.07

Finding the Fourth Proportional to 38,828,749,324.71, 58,259,902,961.35 and 20,880,149,404.07

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Solution

The fourth proportional to 38,828,749,324.71, 58,259,902,961.35 and 20,880,149,404.07 is: 31,329,246,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,828,749,324.71 : 58,259,902,961.35 = 20,880,149,404.07 : x
  2. Step 2: Convert to fraction form
    38,828,749,324.71/58,259,902,961.35 = 20,880,149,404.07/x
  3. Step 3: Cross multiply
    38,828,749,324.71x = 58,259,902,961.35 × 20,880,149,404.07
  4. Step 4: Simplify right side
    38,828,749,324.71x = 1,216,475,478,099,708,084,224
  5. Step 5: Solve for x
    x = 1,216,475,478,099,708,084,224/38,828,749,324.71
  6. Step 6: Final answer
    x = 31,329,246,994.97

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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.