Home / 1,078,890,313,047.90-1,618,434,949,374-352,825,409,720.22

Finding the Fourth Proportional to 1,078,890,313,047.90, 1,618,434,949,374 and 352,825,409,720.22

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Solution

The fourth proportional to 1,078,890,313,047.90, 1,618,434,949,374 and 352,825,409,720.22 is: 529,270,647,082.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,890,313,047.90 : 1,618,434,949,374 = 352,825,409,720.22 : x
  2. Step 2: Convert to fraction form
    1,078,890,313,047.90/1,618,434,949,374 = 352,825,409,720.22/x
  3. Step 3: Cross multiply
    1,078,890,313,047.90x = 1,618,434,949,374 × 352,825,409,720.22
  4. Step 4: Simplify right side
    1,078,890,313,047.90x = 571,024,974,118,405,009,309,696
  5. Step 5: Solve for x
    x = 571,024,974,118,405,009,309,696/1,078,890,313,047.90
  6. Step 6: Final answer
    x = 529,270,647,082.97

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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.