Home / 27,425,478,939.01-37,844,134,830.91-15,380,010,947.77

Finding the Fourth Proportional to 27,425,478,939.01, 37,844,134,830.91 and 15,380,010,947.77

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Solution

The fourth proportional to 27,425,478,939.01, 37,844,134,830.91 and 15,380,010,947.77 is: 21,222,718,090.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425,478,939.01 : 37,844,134,830.91 = 15,380,010,947.77 : x
  2. Step 2: Convert to fraction form
    27,425,478,939.01/37,844,134,830.91 = 15,380,010,947.77/x
  3. Step 3: Cross multiply
    27,425,478,939.01x = 37,844,134,830.91 × 15,380,010,947.77
  4. Step 4: Simplify right side
    27,425,478,939.01x = 582,043,208,008,279,851,008
  5. Step 5: Solve for x
    x = 582,043,208,008,279,851,008/27,425,478,939.01
  6. Step 6: Final answer
    x = 21,222,718,090.09

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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.