Home / 13,047,765,183.39-19,563,638,004.28-5,070,619,151.25

Finding the Fourth Proportional to 13,047,765,183.39, 19,563,638,004.28 and 5,070,619,151.25

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Solution

The fourth proportional to 13,047,765,183.39, 19,563,638,004.28 and 5,070,619,151.25 is: 7,602,815,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,765,183.39 : 19,563,638,004.28 = 5,070,619,151.25 : x
  2. Step 2: Convert to fraction form
    13,047,765,183.39/19,563,638,004.28 = 5,070,619,151.25/x
  3. Step 3: Cross multiply
    13,047,765,183.39x = 19,563,638,004.28 × 5,070,619,151.25
  4. Step 4: Simplify right side
    13,047,765,183.39x = 99,199,757,532,561,080,320
  5. Step 5: Solve for x
    x = 99,199,757,532,561,080,320/13,047,765,183.39
  6. Step 6: Final answer
    x = 7,602,815,971.80

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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.