Home / 882,542,843.60-1,217,995,150.37-659,136,667.30

Finding the Fourth Proportional to 882,542,843.60, 1,217,995,150.37 and 659,136,667.30

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Solution

The fourth proportional to 882,542,843.60, 1,217,995,150.37 and 659,136,667.30 is: 909,672,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,542,843.60 : 1,217,995,150.37 = 659,136,667.30 : x
  2. Step 2: Convert to fraction form
    882,542,843.60/1,217,995,150.37 = 659,136,667.30/x
  3. Step 3: Cross multiply
    882,542,843.60x = 1,217,995,150.37 × 659,136,667.30
  4. Step 4: Simplify right side
    882,542,843.60x = 802,825,264,202,444,032
  5. Step 5: Solve for x
    x = 802,825,264,202,444,032/882,542,843.60
  6. Step 6: Final answer
    x = 909,672,850.47

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Double scale
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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.