Home / 13,986,962,578.73-20,991,323,607.05-9,762,471,328.19

Finding the Fourth Proportional to 13,986,962,578.73, 20,991,323,607.05 and 9,762,471,328.19

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Solution

The fourth proportional to 13,986,962,578.73, 20,991,323,607.05 and 9,762,471,328.19 is: 14,651,300,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,962,578.73 : 20,991,323,607.05 = 9,762,471,328.19 : x
  2. Step 2: Convert to fraction form
    13,986,962,578.73/20,991,323,607.05 = 9,762,471,328.19/x
  3. Step 3: Cross multiply
    13,986,962,578.73x = 20,991,323,607.05 × 9,762,471,328.19
  4. Step 4: Simplify right side
    13,986,962,578.73x = 204,927,194,854,449,283,072
  5. Step 5: Solve for x
    x = 204,927,194,854,449,283,072/13,986,962,578.73
  6. Step 6: Final answer
    x = 14,651,300,716.72

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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.