Home / 66,733,923.60-100,100,885.40-52,401,200.40

Finding the Fourth Proportional to 66,733,923.60, 100,100,885.40 and 52,401,200.40

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Solution

The fourth proportional to 66,733,923.60, 100,100,885.40 and 52,401,200.40 is: 78,601,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,733,923.60 : 100,100,885.40 = 52,401,200.40 : x
  2. Step 2: Convert to fraction form
    66,733,923.60/100,100,885.40 = 52,401,200.40/x
  3. Step 3: Cross multiply
    66,733,923.60x = 100,100,885.40 × 52,401,200.40
  4. Step 4: Simplify right side
    66,733,923.60x = 5,245,406,556,062,834
  5. Step 5: Solve for x
    x = 5,245,406,556,062,834/66,733,923.60
  6. Step 6: Final answer
    x = 78,601,800.60

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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.