Home / 13,907,919,491.16-19,197,921,225-8,269,121,890.58

Finding the Fourth Proportional to 13,907,919,491.16, 19,197,921,225 and 8,269,121,890.58

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Solution

The fourth proportional to 13,907,919,491.16, 19,197,921,225 and 8,269,121,890.58 is: 11,414,356,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907,919,491.16 : 19,197,921,225 = 8,269,121,890.58 : x
  2. Step 2: Convert to fraction form
    13,907,919,491.16/19,197,921,225 = 8,269,121,890.58/x
  3. Step 3: Cross multiply
    13,907,919,491.16x = 19,197,921,225 × 8,269,121,890.58
  4. Step 4: Simplify right side
    13,907,919,491.16x = 158,749,950,655,181,914,112
  5. Step 5: Solve for x
    x = 158,749,950,655,181,914,112/13,907,919,491.16
  6. Step 6: Final answer
    x = 11,414,356,457.56

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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.