Home / 531,431,704.40-797,147,556.60-490,617,035.60

Finding the Fourth Proportional to 531,431,704.40, 797,147,556.60 and 490,617,035.60

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Solution

The fourth proportional to 531,431,704.40, 797,147,556.60 and 490,617,035.60 is: 735,925,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,431,704.40 : 797,147,556.60 = 490,617,035.60 : x
  2. Step 2: Convert to fraction form
    531,431,704.40/797,147,556.60 = 490,617,035.60/x
  3. Step 3: Cross multiply
    531,431,704.40x = 797,147,556.60 × 490,617,035.60
  4. Step 4: Simplify right side
    531,431,704.40x = 391,094,171,154,875,264
  5. Step 5: Solve for x
    x = 391,094,171,154,875,264/531,431,704.40
  6. Step 6: Final answer
    x = 735,925,553.40

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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.