Home / 2,309,046,090.51-3,186,508,685.43-1,356,466,977.60

Finding the Fourth Proportional to 2,309,046,090.51, 3,186,508,685.43 and 1,356,466,977.60

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Solution

The fourth proportional to 2,309,046,090.51, 3,186,508,685.43 and 1,356,466,977.60 is: 1,871,939,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,046,090.51 : 3,186,508,685.43 = 1,356,466,977.60 : x
  2. Step 2: Convert to fraction form
    2,309,046,090.51/3,186,508,685.43 = 1,356,466,977.60/x
  3. Step 3: Cross multiply
    2,309,046,090.51x = 3,186,508,685.43 × 1,356,466,977.60
  4. Step 4: Simplify right side
    2,309,046,090.51x = 4,322,393,805,614,745,600
  5. Step 5: Solve for x
    x = 4,322,393,805,614,745,600/2,309,046,090.51
  6. Step 6: Final answer
    x = 1,871,939,162.84

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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.