Home / 13,047,765,187.46-19,563,638,010.38-5,070,619,155.28

Finding the Fourth Proportional to 13,047,765,187.46, 19,563,638,010.38 and 5,070,619,155.28

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Solution

The fourth proportional to 13,047,765,187.46, 19,563,638,010.38 and 5,070,619,155.28 is: 7,602,815,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,765,187.46 : 19,563,638,010.38 = 5,070,619,155.28 : x
  2. Step 2: Convert to fraction form
    13,047,765,187.46/19,563,638,010.38 = 5,070,619,155.28/x
  3. Step 3: Cross multiply
    13,047,765,187.46x = 19,563,638,010.38 × 5,070,619,155.28
  4. Step 4: Simplify right side
    13,047,765,187.46x = 99,199,757,642,396,729,344
  5. Step 5: Solve for x
    x = 99,199,757,642,396,729,344/13,047,765,187.46
  6. Step 6: Final answer
    x = 7,602,815,977.85

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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.