Home / 13,607,660,687.89-20,418,808,999-13,112,363,322.45

Finding the Fourth Proportional to 13,607,660,687.89, 20,418,808,999 and 13,112,363,322.45

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Solution

The fourth proportional to 13,607,660,687.89, 20,418,808,999 and 13,112,363,322.45 is: 19,675,596,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,607,660,687.89 : 20,418,808,999 = 13,112,363,322.45 : x
  2. Step 2: Convert to fraction form
    13,607,660,687.89/20,418,808,999 = 13,112,363,322.45/x
  3. Step 3: Cross multiply
    13,607,660,687.89x = 20,418,808,999 × 13,112,363,322.45
  4. Step 4: Simplify right side
    13,607,660,687.89x = 267,738,842,206,599,610,368
  5. Step 5: Solve for x
    x = 267,738,842,206,599,610,368/13,607,660,687.89
  6. Step 6: Final answer
    x = 19,675,596,588.39

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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.