Home / 1,778,820,419.16-2,453,340,832.65-1,563,779,273.97

Finding the Fourth Proportional to 1,778,820,419.16, 2,453,340,832.65 and 1,563,779,273.97

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Solution

The fourth proportional to 1,778,820,419.16, 2,453,340,832.65 and 1,563,779,273.97 is: 2,156,757,087.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,820,419.16 : 2,453,340,832.65 = 1,563,779,273.97 : x
  2. Step 2: Convert to fraction form
    1,778,820,419.16/2,453,340,832.65 = 1,563,779,273.97/x
  3. Step 3: Cross multiply
    1,778,820,419.16x = 2,453,340,832.65 × 1,563,779,273.97
  4. Step 4: Simplify right side
    1,778,820,419.16x = 3,836,483,546,082,372,608
  5. Step 5: Solve for x
    x = 3,836,483,546,082,372,608/1,778,820,419.16
  6. Step 6: Final answer
    x = 2,156,757,087.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.