Home / 995,361,612.20-1,493,042,418.30-268,423,807.40

Finding the Fourth Proportional to 995,361,612.20, 1,493,042,418.30 and 268,423,807.40

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Solution

The fourth proportional to 995,361,612.20, 1,493,042,418.30 and 268,423,807.40 is: 402,635,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,361,612.20 : 1,493,042,418.30 = 268,423,807.40 : x
  2. Step 2: Convert to fraction form
    995,361,612.20/1,493,042,418.30 = 268,423,807.40/x
  3. Step 3: Cross multiply
    995,361,612.20x = 1,493,042,418.30 × 268,423,807.40
  4. Step 4: Simplify right side
    995,361,612.20x = 400,768,130,529,789,440
  5. Step 5: Solve for x
    x = 400,768,130,529,789,440/995,361,612.20
  6. Step 6: Final answer
    x = 402,635,711.10

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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.