Home / 13,249,815,563.89-18,284,451,187.44-7,309,366,491.25

Finding the Fourth Proportional to 13,249,815,563.89, 18,284,451,187.44 and 7,309,366,491.25

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Solution

The fourth proportional to 13,249,815,563.89, 18,284,451,187.44 and 7,309,366,491.25 is: 10,086,763,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249,815,563.89 : 18,284,451,187.44 = 7,309,366,491.25 : x
  2. Step 2: Convert to fraction form
    13,249,815,563.89/18,284,451,187.44 = 7,309,366,491.25/x
  3. Step 3: Cross multiply
    13,249,815,563.89x = 18,284,451,187.44 × 7,309,366,491.25
  4. Step 4: Simplify right side
    13,249,815,563.89x = 133,647,754,820,370,202,624
  5. Step 5: Solve for x
    x = 133,647,754,820,370,202,624/13,249,815,563.89
  6. Step 6: Final answer
    x = 10,086,763,410.10

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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.