Home / 653,503,318-980,446,431.30-210,837,022

Finding the Fourth Proportional to 653,503,318, 980,446,431.30 and 210,837,022

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Solution

The fourth proportional to 653,503,318, 980,446,431.30 and 210,837,022 is: 316,317,301.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,503,318 : 980,446,431.30 = 210,837,022 : x
  2. Step 2: Convert to fraction form
    653,503,318/980,446,431.30 = 210,837,022/x
  3. Step 3: Cross multiply
    653,503,318x = 980,446,431.30 × 210,837,022
  4. Step 4: Simplify right side
    653,503,318x = 206,714,405,805,819,584
  5. Step 5: Solve for x
    x = 206,714,405,805,819,584/653,503,318
  6. Step 6: Final answer
    x = 316,317,301.09

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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.