Home / 214,093,853.10-321,140,779.65-203,039,880.30

Finding the Fourth Proportional to 214,093,853.10, 321,140,779.65 and 203,039,880.30

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Solution

The fourth proportional to 214,093,853.10, 321,140,779.65 and 203,039,880.30 is: 304,559,820.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,093,853.10 : 321,140,779.65 = 203,039,880.30 : x
  2. Step 2: Convert to fraction form
    214,093,853.10/321,140,779.65 = 203,039,880.30/x
  3. Step 3: Cross multiply
    214,093,853.10x = 321,140,779.65 × 203,039,880.30
  4. Step 4: Simplify right side
    214,093,853.10x = 65,204,385,459,584,672
  5. Step 5: Solve for x
    x = 65,204,385,459,584,672/214,093,853.10
  6. Step 6: Final answer
    x = 304,559,820.45

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Similar ratio
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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.