Home / 39,844,525,075.92-59,766,787,617.97-13,315,041,638.78

Finding the Fourth Proportional to 39,844,525,075.92, 59,766,787,617.97 and 13,315,041,638.78

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Solution

The fourth proportional to 39,844,525,075.92, 59,766,787,617.97 and 13,315,041,638.78 is: 19,972,562,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,844,525,075.92 : 59,766,787,617.97 = 13,315,041,638.78 : x
  2. Step 2: Convert to fraction form
    39,844,525,075.92/59,766,787,617.97 = 13,315,041,638.78/x
  3. Step 3: Cross multiply
    39,844,525,075.92x = 59,766,787,617.97 × 13,315,041,638.78
  4. Step 4: Simplify right side
    39,844,525,075.92x = 795,797,265,749,145,812,992
  5. Step 5: Solve for x
    x = 795,797,265,749,145,812,992/39,844,525,075.92
  6. Step 6: Final answer
    x = 19,972,562,459.53

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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.