Home / 1,242,728,865,525.70-1,702,510,233,216.70-1,196,265,229,159.80

Finding the Fourth Proportional to 1,242,728,865,525.70, 1,702,510,233,216.70 and 1,196,265,229,159.80

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Solution

The fourth proportional to 1,242,728,865,525.70, 1,702,510,233,216.70 and 1,196,265,229,159.80 is: 1,638,856,109,956.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,728,865,525.70 : 1,702,510,233,216.70 = 1,196,265,229,159.80 : x
  2. Step 2: Convert to fraction form
    1,242,728,865,525.70/1,702,510,233,216.70 = 1,196,265,229,159.80/x
  3. Step 3: Cross multiply
    1,242,728,865,525.70x = 1,702,510,233,216.70 × 1,196,265,229,159.80
  4. Step 4: Simplify right side
    1,242,728,865,525.70x = 2,036,653,794,285,880,099,209,216
  5. Step 5: Solve for x
    x = 2,036,653,794,285,880,099,209,216/1,242,728,865,525.70
  6. Step 6: Final answer
    x = 1,638,856,109,956.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.