Home / 1,213,444,518,912.10-1,674,540,104,843.80-657,235,808,185.10

Finding the Fourth Proportional to 1,213,444,518,912.10, 1,674,540,104,843.80 and 657,235,808,185.10

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Solution

The fourth proportional to 1,213,444,518,912.10, 1,674,540,104,843.80 and 657,235,808,185.10 is: 906,978,194,711.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,444,518,912.10 : 1,674,540,104,843.80 = 657,235,808,185.10 : x
  2. Step 2: Convert to fraction form
    1,213,444,518,912.10/1,674,540,104,843.80 = 657,235,808,185.10/x
  3. Step 3: Cross multiply
    1,213,444,518,912.10x = 1,674,540,104,843.80 × 657,235,808,185.10
  4. Step 4: Simplify right side
    1,213,444,518,912.10x = 1,100,567,719,145,377,001,111,552
  5. Step 5: Solve for x
    x = 1,100,567,719,145,377,001,111,552/1,213,444,518,912.10
  6. Step 6: Final answer
    x = 906,978,194,711.43

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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.