Home / 112,011,340.40-168,017,010.60-89,336,524.40

Finding the Fourth Proportional to 112,011,340.40, 168,017,010.60 and 89,336,524.40

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Solution

The fourth proportional to 112,011,340.40, 168,017,010.60 and 89,336,524.40 is: 134,004,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,011,340.40 : 168,017,010.60 = 89,336,524.40 : x
  2. Step 2: Convert to fraction form
    112,011,340.40/168,017,010.60 = 89,336,524.40/x
  3. Step 3: Cross multiply
    112,011,340.40x = 168,017,010.60 × 89,336,524.40
  4. Step 4: Simplify right side
    112,011,340.40x = 15,010,055,767,081,960
  5. Step 5: Solve for x
    x = 15,010,055,767,081,960/112,011,340.40
  6. Step 6: Final answer
    x = 134,004,786.60

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Double scale
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Similar ratio
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1.5x scale

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.