Home / 27,038,498,896.35-37,308,194,793.09-15,602,895,878.45

Finding the Fourth Proportional to 27,038,498,896.35, 37,308,194,793.09 and 15,602,895,878.45

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Solution

The fourth proportional to 27,038,498,896.35, 37,308,194,793.09 and 15,602,895,878.45 is: 21,529,149,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038,498,896.35 : 37,308,194,793.09 = 15,602,895,878.45 : x
  2. Step 2: Convert to fraction form
    27,038,498,896.35/37,308,194,793.09 = 15,602,895,878.45/x
  3. Step 3: Cross multiply
    27,038,498,896.35x = 37,308,194,793.09 × 15,602,895,878.45
  4. Step 4: Simplify right side
    27,038,498,896.35x = 582,115,878,769,327,079,424
  5. Step 5: Solve for x
    x = 582,115,878,769,327,079,424/27,038,498,896.35
  6. Step 6: Final answer
    x = 21,529,149,269.74

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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.