Home / 995,521,044.80-1,493,281,567.20-628,189,025.60

Finding the Fourth Proportional to 995,521,044.80, 1,493,281,567.20 and 628,189,025.60

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Solution

The fourth proportional to 995,521,044.80, 1,493,281,567.20 and 628,189,025.60 is: 942,283,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,521,044.80 : 1,493,281,567.20 = 628,189,025.60 : x
  2. Step 2: Convert to fraction form
    995,521,044.80/1,493,281,567.20 = 628,189,025.60/x
  3. Step 3: Cross multiply
    995,521,044.80x = 1,493,281,567.20 × 628,189,025.60
  4. Step 4: Simplify right side
    995,521,044.80x = 938,063,092,645,809,024
  5. Step 5: Solve for x
    x = 938,063,092,645,809,024/995,521,044.80
  6. Step 6: Final answer
    x = 942,283,538.40

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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.