Home / 2,882,138,960.72-4,323,798,084.60-991,089,535.92

Finding the Fourth Proportional to 2,882,138,960.72, 4,323,798,084.60 and 991,089,535.92

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Solution

The fourth proportional to 2,882,138,960.72, 4,323,798,084.60 and 991,089,535.92 is: 1,486,837,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,138,960.72 : 4,323,798,084.60 = 991,089,535.92 : x
  2. Step 2: Convert to fraction form
    2,882,138,960.72/4,323,798,084.60 = 991,089,535.92/x
  3. Step 3: Cross multiply
    2,882,138,960.72x = 4,323,798,084.60 × 991,089,535.92
  4. Step 4: Simplify right side
    2,882,138,960.72x = 4,285,271,037,077,999,104
  5. Step 5: Solve for x
    x = 4,285,271,037,077,999,104/2,882,138,960.72
  6. Step 6: Final answer
    x = 1,486,837,066.32

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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.