Home / 415,195,234.60-622,367,699.10-242,583,197.80

Finding the Fourth Proportional to 415,195,234.60, 622,367,699.10 and 242,583,197.80

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Solution

The fourth proportional to 415,195,234.60, 622,367,699.10 and 242,583,197.80 is: 363,626,395.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,195,234.60 : 622,367,699.10 = 242,583,197.80 : x
  2. Step 2: Convert to fraction form
    415,195,234.60/622,367,699.10 = 242,583,197.80/x
  3. Step 3: Cross multiply
    415,195,234.60x = 622,367,699.10 × 242,583,197.80
  4. Step 4: Simplify right side
    415,195,234.60x = 150,975,946,655,106,208
  5. Step 5: Solve for x
    x = 150,975,946,655,106,208/415,195,234.60
  6. Step 6: Final answer
    x = 363,626,395.67

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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.