Home / 11,483,900,489.24-15,850,731,310.44-7,479,549,241.28

Finding the Fourth Proportional to 11,483,900,489.24, 15,850,731,310.44 and 7,479,549,241.28

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Solution

The fourth proportional to 11,483,900,489.24, 15,850,731,310.44 and 7,479,549,241.28 is: 10,323,698,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483,900,489.24 : 15,850,731,310.44 = 7,479,549,241.28 : x
  2. Step 2: Convert to fraction form
    11,483,900,489.24/15,850,731,310.44 = 7,479,549,241.28/x
  3. Step 3: Cross multiply
    11,483,900,489.24x = 15,850,731,310.44 × 7,479,549,241.28
  4. Step 4: Simplify right side
    11,483,900,489.24x = 118,556,325,346,734,637,056
  5. Step 5: Solve for x
    x = 118,556,325,346,734,637,056/11,483,900,489.24
  6. Step 6: Final answer
    x = 10,323,698,420.92

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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.