Home / 2,561,143,189.52-3,534,417,727.08-1,503,894,538.64

Finding the Fourth Proportional to 2,561,143,189.52, 3,534,417,727.08 and 1,503,894,538.64

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Solution

The fourth proportional to 2,561,143,189.52, 3,534,417,727.08 and 1,503,894,538.64 is: 2,075,398,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,143,189.52 : 3,534,417,727.08 = 1,503,894,538.64 : x
  2. Step 2: Convert to fraction form
    2,561,143,189.52/3,534,417,727.08 = 1,503,894,538.64/x
  3. Step 3: Cross multiply
    2,561,143,189.52x = 3,534,417,727.08 × 1,503,894,538.64
  4. Step 4: Simplify right side
    2,561,143,189.52x = 5,315,391,517,028,014,080
  5. Step 5: Solve for x
    x = 5,315,391,517,028,014,080/2,561,143,189.52
  6. Step 6: Final answer
    x = 2,075,398,024.90

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1.5x scale

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.