Home / 1,002,316,974.26-1,503,532,916.92-265,367,729.18

Finding the Fourth Proportional to 1,002,316,974.26, 1,503,532,916.92 and 265,367,729.18

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Solution

The fourth proportional to 1,002,316,974.26, 1,503,532,916.92 and 265,367,729.18 is: 398,066,805.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,316,974.26 : 1,503,532,916.92 = 265,367,729.18 : x
  2. Step 2: Convert to fraction form
    1,002,316,974.26/1,503,532,916.92 = 265,367,729.18/x
  3. Step 3: Cross multiply
    1,002,316,974.26x = 1,503,532,916.92 × 265,367,729.18
  4. Step 4: Simplify right side
    1,002,316,974.26x = 398,989,115,910,442,048
  5. Step 5: Solve for x
    x = 398,989,115,910,442,048/1,002,316,974.26
  6. Step 6: Final answer
    x = 398,066,805.37

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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.