Home / 1,331,926,234.40-1,997,889,351.60-565,921,805.60

Finding the Fourth Proportional to 1,331,926,234.40, 1,997,889,351.60 and 565,921,805.60

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Solution

The fourth proportional to 1,331,926,234.40, 1,997,889,351.60 and 565,921,805.60 is: 848,882,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,926,234.40 : 1,997,889,351.60 = 565,921,805.60 : x
  2. Step 2: Convert to fraction form
    1,331,926,234.40/1,997,889,351.60 = 565,921,805.60/x
  3. Step 3: Cross multiply
    1,331,926,234.40x = 1,997,889,351.60 × 565,921,805.60
  4. Step 4: Simplify right side
    1,331,926,234.40x = 1,130,649,149,246,485,248
  5. Step 5: Solve for x
    x = 1,130,649,149,246,485,248/1,331,926,234.40
  6. Step 6: Final answer
    x = 848,882,708.40

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Double scale
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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.