Home / 995,984,125.20-1,493,976,187.80-651,998,768.40

Finding the Fourth Proportional to 995,984,125.20, 1,493,976,187.80 and 651,998,768.40

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Solution

The fourth proportional to 995,984,125.20, 1,493,976,187.80 and 651,998,768.40 is: 977,998,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,984,125.20 : 1,493,976,187.80 = 651,998,768.40 : x
  2. Step 2: Convert to fraction form
    995,984,125.20/1,493,976,187.80 = 651,998,768.40/x
  3. Step 3: Cross multiply
    995,984,125.20x = 1,493,976,187.80 × 651,998,768.40
  4. Step 4: Simplify right side
    995,984,125.20x = 974,070,634,464,526,976
  5. Step 5: Solve for x
    x = 974,070,634,464,526,976/995,984,125.20
  6. Step 6: Final answer
    x = 977,998,152.60

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Double scale
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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.