Home / 240,250,836.80-360,376,255.20-86,920,558.40

Finding the Fourth Proportional to 240,250,836.80, 360,376,255.20 and 86,920,558.40

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Solution

The fourth proportional to 240,250,836.80, 360,376,255.20 and 86,920,558.40 is: 130,380,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,250,836.80 : 360,376,255.20 = 86,920,558.40 : x
  2. Step 2: Convert to fraction form
    240,250,836.80/360,376,255.20 = 86,920,558.40/x
  3. Step 3: Cross multiply
    240,250,836.80x = 360,376,255.20 × 86,920,558.40
  4. Step 4: Simplify right side
    240,250,836.80x = 31,324,105,336,084,904
  5. Step 5: Solve for x
    x = 31,324,105,336,084,904/240,250,836.80
  6. Step 6: Final answer
    x = 130,380,837.60

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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.