Home / 2,028,100,638,621-2,798,846,001,870.80-1,114,649,984,276.10

Finding the Fourth Proportional to 2,028,100,638,621, 2,798,846,001,870.80 and 1,114,649,984,276.10

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Solution

The fourth proportional to 2,028,100,638,621, 2,798,846,001,870.80 and 1,114,649,984,276.10 is: 1,538,253,867,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,100,638,621 : 2,798,846,001,870.80 = 1,114,649,984,276.10 : x
  2. Step 2: Convert to fraction form
    2,028,100,638,621/2,798,846,001,870.80 = 1,114,649,984,276.10/x
  3. Step 3: Cross multiply
    2,028,100,638,621x = 2,798,846,001,870.80 × 1,114,649,984,276.10
  4. Step 4: Simplify right side
    2,028,100,638,621x = 3,119,733,651,976,512,665,026,560
  5. Step 5: Solve for x
    x = 3,119,733,651,976,512,665,026,560/2,028,100,638,621
  6. Step 6: Final answer
    x = 1,538,253,867,962.77

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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.