Home / 154,845,584,362.14-213,658,539,620.64-86,255,290,556.94

Finding the Fourth Proportional to 154,845,584,362.14, 213,658,539,620.64 and 86,255,290,556.94

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Solution

The fourth proportional to 154,845,584,362.14, 213,658,539,620.64 and 86,255,290,556.94 is: 119,016,499,507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,845,584,362.14 : 213,658,539,620.64 = 86,255,290,556.94 : x
  2. Step 2: Convert to fraction form
    154,845,584,362.14/213,658,539,620.64 = 86,255,290,556.94/x
  3. Step 3: Cross multiply
    154,845,584,362.14x = 213,658,539,620.64 × 86,255,290,556.94
  4. Step 4: Simplify right side
    154,845,584,362.14x = 18,429,179,414,949,782,355,968
  5. Step 5: Solve for x
    x = 18,429,179,414,949,782,355,968/154,845,584,362.14
  6. Step 6: Final answer
    x = 119,016,499,507.34

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1.5x scale

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.