Home / 1,150,298,437.20-1,725,447,655.80-966,632,427.60

Finding the Fourth Proportional to 1,150,298,437.20, 1,725,447,655.80 and 966,632,427.60

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Solution

The fourth proportional to 1,150,298,437.20, 1,725,447,655.80 and 966,632,427.60 is: 1,449,948,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,298,437.20 : 1,725,447,655.80 = 966,632,427.60 : x
  2. Step 2: Convert to fraction form
    1,150,298,437.20/1,725,447,655.80 = 966,632,427.60/x
  3. Step 3: Cross multiply
    1,150,298,437.20x = 1,725,447,655.80 × 966,632,427.60
  4. Step 4: Simplify right side
    1,150,298,437.20x = 1,667,873,656,222,683,136
  5. Step 5: Solve for x
    x = 1,667,873,656,222,683,136/1,150,298,437.20
  6. Step 6: Final answer
    x = 1,449,948,641.40

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Double scale
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Similar ratio
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1.5x scale

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.