Home / 1,638,011,362.02-2,453,116,912.26-1,045,967,757.31

Finding the Fourth Proportional to 1,638,011,362.02, 2,453,116,912.26 and 1,045,967,757.31

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Solution

The fourth proportional to 1,638,011,362.02, 2,453,116,912.26 and 1,045,967,757.31 is: 1,566,461,170.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,011,362.02 : 2,453,116,912.26 = 1,045,967,757.31 : x
  2. Step 2: Convert to fraction form
    1,638,011,362.02/2,453,116,912.26 = 1,045,967,757.31/x
  3. Step 3: Cross multiply
    1,638,011,362.02x = 2,453,116,912.26 × 1,045,967,757.31
  4. Step 4: Simplify right side
    1,638,011,362.02x = 2,565,881,195,135,824,384
  5. Step 5: Solve for x
    x = 2,565,881,195,135,824,384/1,638,011,362.02
  6. Step 6: Final answer
    x = 1,566,461,170.31

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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.