Home / 995,342,446.80-1,493,013,670.20-632,246,792.40

Finding the Fourth Proportional to 995,342,446.80, 1,493,013,670.20 and 632,246,792.40

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Solution

The fourth proportional to 995,342,446.80, 1,493,013,670.20 and 632,246,792.40 is: 948,370,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,342,446.80 : 1,493,013,670.20 = 632,246,792.40 : x
  2. Step 2: Convert to fraction form
    995,342,446.80/1,493,013,670.20 = 632,246,792.40/x
  3. Step 3: Cross multiply
    995,342,446.80x = 1,493,013,670.20 × 632,246,792.40
  4. Step 4: Simplify right side
    995,342,446.80x = 943,953,103,993,301,504
  5. Step 5: Solve for x
    x = 943,953,103,993,301,504/995,342,446.80
  6. Step 6: Final answer
    x = 948,370,188.60

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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.