Home / 287,204,511,993.16-430,806,768,019.54-95,976,549,654.54

Finding the Fourth Proportional to 287,204,511,993.16, 430,806,768,019.54 and 95,976,549,654.54

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Solution

The fourth proportional to 287,204,511,993.16, 430,806,768,019.54 and 95,976,549,654.54 is: 143,964,824,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,204,511,993.16 : 430,806,768,019.54 = 95,976,549,654.54 : x
  2. Step 2: Convert to fraction form
    287,204,511,993.16/430,806,768,019.54 = 95,976,549,654.54/x
  3. Step 3: Cross multiply
    287,204,511,993.16x = 430,806,768,019.54 × 95,976,549,654.54
  4. Step 4: Simplify right side
    287,204,511,993.16x = 41,347,347,162,339,274,129,408
  5. Step 5: Solve for x
    x = 41,347,347,162,339,274,129,408/287,204,511,993.16
  6. Step 6: Final answer
    x = 143,964,824,491.77

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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.