Home / 214,012,833.60-321,019,250.40-140,036,246.40

Finding the Fourth Proportional to 214,012,833.60, 321,019,250.40 and 140,036,246.40

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Solution

The fourth proportional to 214,012,833.60, 321,019,250.40 and 140,036,246.40 is: 210,054,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,012,833.60 : 321,019,250.40 = 140,036,246.40 : x
  2. Step 2: Convert to fraction form
    214,012,833.60/321,019,250.40 = 140,036,246.40/x
  3. Step 3: Cross multiply
    214,012,833.60x = 321,019,250.40 × 140,036,246.40
  4. Step 4: Simplify right side
    214,012,833.60x = 44,954,330,848,157,696
  5. Step 5: Solve for x
    x = 44,954,330,848,157,696/214,012,833.60
  6. Step 6: Final answer
    x = 210,054,369.60

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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.