Home / 18,650,836,051.20-27,976,254,076.80-7,603,329,772.80

Finding the Fourth Proportional to 18,650,836,051.20, 27,976,254,076.80 and 7,603,329,772.80

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Solution

The fourth proportional to 18,650,836,051.20, 27,976,254,076.80 and 7,603,329,772.80 is: 11,404,994,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650,836,051.20 : 27,976,254,076.80 = 7,603,329,772.80 : x
  2. Step 2: Convert to fraction form
    18,650,836,051.20/27,976,254,076.80 = 7,603,329,772.80/x
  3. Step 3: Cross multiply
    18,650,836,051.20x = 27,976,254,076.80 × 7,603,329,772.80
  4. Step 4: Simplify right side
    18,650,836,051.20x = 212,712,685,553,550,819,328
  5. Step 5: Solve for x
    x = 212,712,685,553,550,819,328/18,650,836,051.20
  6. Step 6: Final answer
    x = 11,404,994,659.20

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1.5x scale

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.