Home / 12,915,300,980.88-17,823,114,671.44-6,974,852,910.48

Finding the Fourth Proportional to 12,915,300,980.88, 17,823,114,671.44 and 6,974,852,910.48

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Solution

The fourth proportional to 12,915,300,980.88, 17,823,114,671.44 and 6,974,852,910.48 is: 9,625,296,648.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,915,300,980.88 : 17,823,114,671.44 = 6,974,852,910.48 : x
  2. Step 2: Convert to fraction form
    12,915,300,980.88/17,823,114,671.44 = 6,974,852,910.48/x
  3. Step 3: Cross multiply
    12,915,300,980.88x = 17,823,114,671.44 × 6,974,852,910.48
  4. Step 4: Simplify right side
    12,915,300,980.88x = 124,313,603,239,912,062,976
  5. Step 5: Solve for x
    x = 124,313,603,239,912,062,976/12,915,300,980.88
  6. Step 6: Final answer
    x = 9,625,296,648.06

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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.