Home / 27,038,498,902.35-37,308,194,801.37-15,602,895,884.45

Finding the Fourth Proportional to 27,038,498,902.35, 37,308,194,801.37 and 15,602,895,884.45

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Solution

The fourth proportional to 27,038,498,902.35, 37,308,194,801.37 and 15,602,895,884.45 is: 21,529,149,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038,498,902.35 : 37,308,194,801.37 = 15,602,895,884.45 : x
  2. Step 2: Convert to fraction form
    27,038,498,902.35/37,308,194,801.37 = 15,602,895,884.45/x
  3. Step 3: Cross multiply
    27,038,498,902.35x = 37,308,194,801.37 × 15,602,895,884.45
  4. Step 4: Simplify right side
    27,038,498,902.35x = 582,115,879,122,368,331,776
  5. Step 5: Solve for x
    x = 582,115,879,122,368,331,776/27,038,498,902.35
  6. Step 6: Final answer
    x = 21,529,149,278.02

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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.