Home / 1,985,978,287.35-2,740,650,026.25-1,151,087,133.56

Finding the Fourth Proportional to 1,985,978,287.35, 2,740,650,026.25 and 1,151,087,133.56

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Solution

The fourth proportional to 1,985,978,287.35, 2,740,650,026.25 and 1,151,087,133.56 is: 1,588,500,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,978,287.35 : 2,740,650,026.25 = 1,151,087,133.56 : x
  2. Step 2: Convert to fraction form
    1,985,978,287.35/2,740,650,026.25 = 1,151,087,133.56/x
  3. Step 3: Cross multiply
    1,985,978,287.35x = 2,740,650,026.25 × 1,151,087,133.56
  4. Step 4: Simplify right side
    1,985,978,287.35x = 3,154,726,982,793,548,288
  5. Step 5: Solve for x
    x = 3,154,726,982,793,548,288/1,985,978,287.35
  6. Step 6: Final answer
    x = 1,588,500,238.34

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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.