Home / 113,467,392,071.80-170,201,088,107.70-111,919,457,966.20

Finding the Fourth Proportional to 113,467,392,071.80, 170,201,088,107.70 and 111,919,457,966.20

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Solution

The fourth proportional to 113,467,392,071.80, 170,201,088,107.70 and 111,919,457,966.20 is: 167,879,186,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,467,392,071.80 : 170,201,088,107.70 = 111,919,457,966.20 : x
  2. Step 2: Convert to fraction form
    113,467,392,071.80/170,201,088,107.70 = 111,919,457,966.20/x
  3. Step 3: Cross multiply
    113,467,392,071.80x = 170,201,088,107.70 × 111,919,457,966.20
  4. Step 4: Simplify right side
    113,467,392,071.80x = 19,048,813,526,271,234,408,448
  5. Step 5: Solve for x
    x = 19,048,813,526,271,234,408,448/113,467,392,071.80
  6. Step 6: Final answer
    x = 167,879,186,949.30

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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.