Home / 3,065,831,367.71-4,231,634,478.09-1,996,798,630.98

Finding the Fourth Proportional to 3,065,831,367.71, 4,231,634,478.09 and 1,996,798,630.98

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Solution

The fourth proportional to 3,065,831,367.71, 4,231,634,478.09 and 1,996,798,630.98 is: 2,756,094,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065,831,367.71 : 4,231,634,478.09 = 1,996,798,630.98 : x
  2. Step 2: Convert to fraction form
    3,065,831,367.71/4,231,634,478.09 = 1,996,798,630.98/x
  3. Step 3: Cross multiply
    3,065,831,367.71x = 4,231,634,478.09 × 1,996,798,630.98
  4. Step 4: Simplify right side
    3,065,831,367.71x = 8,449,721,932,657,308,672
  5. Step 5: Solve for x
    x = 8,449,721,932,657,308,672/3,065,831,367.71
  6. Step 6: Final answer
    x = 2,756,094,813.84

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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.