Home / 5,392,985,421.38-8,089,478,132.07-1,515,591,885.38

Finding the Fourth Proportional to 5,392,985,421.38, 8,089,478,132.07 and 1,515,591,885.38

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Solution

The fourth proportional to 5,392,985,421.38, 8,089,478,132.07 and 1,515,591,885.38 is: 2,273,387,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,985,421.38 : 8,089,478,132.07 = 1,515,591,885.38 : x
  2. Step 2: Convert to fraction form
    5,392,985,421.38/8,089,478,132.07 = 1,515,591,885.38/x
  3. Step 3: Cross multiply
    5,392,985,421.38x = 8,089,478,132.07 × 1,515,591,885.38
  4. Step 4: Simplify right side
    5,392,985,421.38x = 12,260,347,413,883,803,648
  5. Step 5: Solve for x
    x = 12,260,347,413,883,803,648/5,392,985,421.38
  6. Step 6: Final answer
    x = 2,273,387,828.06

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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.