Home / 2,621,958,826,570.80-3,932,637,810,721.20-685,962,606,127.15

Finding the Fourth Proportional to 2,621,958,826,570.80, 3,932,637,810,721.20 and 685,962,606,127.15

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Solution

The fourth proportional to 2,621,958,826,570.80, 3,932,637,810,721.20 and 685,962,606,127.15 is: 1,028,865,310,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,958,826,570.80 : 3,932,637,810,721.20 = 685,962,606,127.15 : x
  2. Step 2: Convert to fraction form
    2,621,958,826,570.80/3,932,637,810,721.20 = 685,962,606,127.15/x
  3. Step 3: Cross multiply
    2,621,958,826,570.80x = 3,932,637,810,721.20 × 685,962,606,127.15
  4. Step 4: Simplify right side
    2,621,958,826,570.80x = 2,697,642,481,596,484,431,118,336
  5. Step 5: Solve for x
    x = 2,697,642,481,596,484,431,118,336/2,621,958,826,570.80
  6. Step 6: Final answer
    x = 1,028,865,310,262.96

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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.