Home / 175,142,575,866.39-262,687,319,378.09-47,667,201,268.61

Finding the Fourth Proportional to 175,142,575,866.39, 262,687,319,378.09 and 47,667,201,268.61

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Solution

The fourth proportional to 175,142,575,866.39, 262,687,319,378.09 and 47,667,201,268.61 is: 71,493,577,512.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,142,575,866.39 : 262,687,319,378.09 = 47,667,201,268.61 : x
  2. Step 2: Convert to fraction form
    175,142,575,866.39/262,687,319,378.09 = 47,667,201,268.61/x
  3. Step 3: Cross multiply
    175,142,575,866.39x = 262,687,319,378.09 × 47,667,201,268.61
  4. Step 4: Simplify right side
    175,142,575,866.39x = 12,521,569,323,507,840,450,560
  5. Step 5: Solve for x
    x = 12,521,569,323,507,840,450,560/175,142,575,866.39
  6. Step 6: Final answer
    x = 71,493,577,512.87

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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.