Home / 558,768,407.28-838,282,297.54-190,306,551.75

Finding the Fourth Proportional to 558,768,407.28, 838,282,297.54 and 190,306,551.75

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Solution

The fourth proportional to 558,768,407.28, 838,282,297.54 and 190,306,551.75 is: 285,503,996.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,768,407.28 : 838,282,297.54 = 190,306,551.75 : x
  2. Step 2: Convert to fraction form
    558,768,407.28/838,282,297.54 = 190,306,551.75/x
  3. Step 3: Cross multiply
    558,768,407.28x = 838,282,297.54 × 190,306,551.75
  4. Step 4: Simplify right side
    558,768,407.28x = 159,530,613,437,904,896
  5. Step 5: Solve for x
    x = 159,530,613,437,904,896/558,768,407.28
  6. Step 6: Final answer
    x = 285,503,996.57

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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.