Home / 37,618,775,273.88-51,913,918,351.95-20,702,422,828.42

Finding the Fourth Proportional to 37,618,775,273.88, 51,913,918,351.95 and 20,702,422,828.42

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Solution

The fourth proportional to 37,618,775,273.88, 51,913,918,351.95 and 20,702,422,828.42 is: 28,569,348,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618,775,273.88 : 51,913,918,351.95 = 20,702,422,828.42 : x
  2. Step 2: Convert to fraction form
    37,618,775,273.88/51,913,918,351.95 = 20,702,422,828.42/x
  3. Step 3: Cross multiply
    37,618,775,273.88x = 51,913,918,351.95 × 20,702,422,828.42
  4. Step 4: Simplify right side
    37,618,775,273.88x = 1,074,743,888,402,141,544,448
  5. Step 5: Solve for x
    x = 1,074,743,888,402,141,544,448/37,618,775,273.88
  6. Step 6: Final answer
    x = 28,569,348,166.64

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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.