Home / 170,605,955,208.63-235,322,853,201.21-109,715,303,956.25

Finding the Fourth Proportional to 170,605,955,208.63, 235,322,853,201.21 and 109,715,303,956.25

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Solution

The fourth proportional to 170,605,955,208.63, 235,322,853,201.21 and 109,715,303,956.25 is: 151,334,215,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,605,955,208.63 : 235,322,853,201.21 = 109,715,303,956.25 : x
  2. Step 2: Convert to fraction form
    170,605,955,208.63/235,322,853,201.21 = 109,715,303,956.25/x
  3. Step 3: Cross multiply
    170,605,955,208.63x = 235,322,853,201.21 × 109,715,303,956.25
  4. Step 4: Simplify right side
    170,605,955,208.63x = 25,818,518,366,822,753,894,400
  5. Step 5: Solve for x
    x = 25,818,518,366,822,753,894,400/170,605,955,208.63
  6. Step 6: Final answer
    x = 151,334,215,357.55

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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.