Home / 13,907,567,899.56-20,861,480,981.67-3,959,011,262.49

Finding the Fourth Proportional to 13,907,567,899.56, 20,861,480,981.67 and 3,959,011,262.49

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Solution

The fourth proportional to 13,907,567,899.56, 20,861,480,981.67 and 3,959,011,262.49 is: 5,938,553,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907,567,899.56 : 20,861,480,981.67 = 3,959,011,262.49 : x
  2. Step 2: Convert to fraction form
    13,907,567,899.56/20,861,480,981.67 = 3,959,011,262.49/x
  3. Step 3: Cross multiply
    13,907,567,899.56x = 20,861,480,981.67 × 3,959,011,262.49
  4. Step 4: Simplify right side
    13,907,567,899.56x = 82,590,838,158,652,456,960
  5. Step 5: Solve for x
    x = 82,590,838,158,652,456,960/13,907,567,899.56
  6. Step 6: Final answer
    x = 5,938,553,653.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.