Home / 995,982,851.20-1,493,974,276.80-651,997,494.40

Finding the Fourth Proportional to 995,982,851.20, 1,493,974,276.80 and 651,997,494.40

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Solution

The fourth proportional to 995,982,851.20, 1,493,974,276.80 and 651,997,494.40 is: 977,996,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,982,851.20 : 1,493,974,276.80 = 651,997,494.40 : x
  2. Step 2: Convert to fraction form
    995,982,851.20/1,493,974,276.80 = 651,997,494.40/x
  3. Step 3: Cross multiply
    995,982,851.20x = 1,493,974,276.80 × 651,997,494.40
  4. Step 4: Simplify right side
    995,982,851.20x = 974,067,485,171,651,968
  5. Step 5: Solve for x
    x = 974,067,485,171,651,968/995,982,851.20
  6. Step 6: Final answer
    x = 977,996,241.60

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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.