Home / 5,392,985,420.64-8,089,478,130.93-1,515,591,884.64

Finding the Fourth Proportional to 5,392,985,420.64, 8,089,478,130.93 and 1,515,591,884.64

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Solution

The fourth proportional to 5,392,985,420.64, 8,089,478,130.93 and 1,515,591,884.64 is: 2,273,387,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,985,420.64 : 8,089,478,130.93 = 1,515,591,884.64 : x
  2. Step 2: Convert to fraction form
    5,392,985,420.64/8,089,478,130.93 = 1,515,591,884.64/x
  3. Step 3: Cross multiply
    5,392,985,420.64x = 8,089,478,130.93 × 1,515,591,884.64
  4. Step 4: Simplify right side
    5,392,985,420.64x = 12,260,347,406,210,265,088
  5. Step 5: Solve for x
    x = 12,260,347,406,210,265,088/5,392,985,420.64
  6. Step 6: Final answer
    x = 2,273,387,826.95

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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.