Home / 27,298,834,754.88-37,669,129,318.56-15,089,890,640.88

Finding the Fourth Proportional to 27,298,834,754.88, 37,669,129,318.56 and 15,089,890,640.88

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Solution

The fourth proportional to 27,298,834,754.88, 37,669,129,318.56 and 15,089,890,640.88 is: 20,822,245,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298,834,754.88 : 37,669,129,318.56 = 15,089,890,640.88 : x
  2. Step 2: Convert to fraction form
    27,298,834,754.88/37,669,129,318.56 = 15,089,890,640.88/x
  3. Step 3: Cross multiply
    27,298,834,754.88x = 37,669,129,318.56 × 15,089,890,640.88
  4. Step 4: Simplify right side
    27,298,834,754.88x = 568,423,041,954,236,858,368
  5. Step 5: Solve for x
    x = 568,423,041,954,236,858,368/27,298,834,754.88
  6. Step 6: Final answer
    x = 20,822,245,603.45

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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.