Home / 1,255,087,458,973.90-1,882,631,188,460.80-406,229,796,550.45

Finding the Fourth Proportional to 1,255,087,458,973.90, 1,882,631,188,460.80 and 406,229,796,550.45

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Solution

The fourth proportional to 1,255,087,458,973.90, 1,882,631,188,460.80 and 406,229,796,550.45 is: 609,344,694,825.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,087,458,973.90 : 1,882,631,188,460.80 = 406,229,796,550.45 : x
  2. Step 2: Convert to fraction form
    1,255,087,458,973.90/1,882,631,188,460.80 = 406,229,796,550.45/x
  3. Step 3: Cross multiply
    1,255,087,458,973.90x = 1,882,631,188,460.80 × 406,229,796,550.45
  4. Step 4: Simplify right side
    1,255,087,458,973.90x = 764,780,884,667,962,715,275,264
  5. Step 5: Solve for x
    x = 764,780,884,667,962,715,275,264/1,255,087,458,973.90
  6. Step 6: Final answer
    x = 609,344,694,825.66

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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.