Home / 18,650,836,267.20-27,976,254,400.80-7,603,329,988.80

Finding the Fourth Proportional to 18,650,836,267.20, 27,976,254,400.80 and 7,603,329,988.80

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Solution

The fourth proportional to 18,650,836,267.20, 27,976,254,400.80 and 7,603,329,988.80 is: 11,404,994,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650,836,267.20 : 27,976,254,400.80 = 7,603,329,988.80 : x
  2. Step 2: Convert to fraction form
    18,650,836,267.20/27,976,254,400.80 = 7,603,329,988.80/x
  3. Step 3: Cross multiply
    18,650,836,267.20x = 27,976,254,400.80 × 7,603,329,988.80
  4. Step 4: Simplify right side
    18,650,836,267.20x = 212,712,694,059,900,600,320
  5. Step 5: Solve for x
    x = 212,712,694,059,900,600,320/18,650,836,267.20
  6. Step 6: Final answer
    x = 11,404,994,983.20

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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.