Home / 882,145,704.40-1,323,218,556.60-637,257,691.60

Finding the Fourth Proportional to 882,145,704.40, 1,323,218,556.60 and 637,257,691.60

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Solution

The fourth proportional to 882,145,704.40, 1,323,218,556.60 and 637,257,691.60 is: 955,886,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,145,704.40 : 1,323,218,556.60 = 637,257,691.60 : x
  2. Step 2: Convert to fraction form
    882,145,704.40/1,323,218,556.60 = 637,257,691.60/x
  3. Step 3: Cross multiply
    882,145,704.40x = 1,323,218,556.60 × 637,257,691.60
  4. Step 4: Simplify right side
    882,145,704.40x = 843,231,202,861,199,872
  5. Step 5: Solve for x
    x = 843,231,202,861,199,872/882,145,704.40
  6. Step 6: Final answer
    x = 955,886,537.40

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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.