Home / 873,077,270.80-1,309,615,906.20-758,286,014.80

Finding the Fourth Proportional to 873,077,270.80, 1,309,615,906.20 and 758,286,014.80

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Solution

The fourth proportional to 873,077,270.80, 1,309,615,906.20 and 758,286,014.80 is: 1,137,429,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,077,270.80 : 1,309,615,906.20 = 758,286,014.80 : x
  2. Step 2: Convert to fraction form
    873,077,270.80/1,309,615,906.20 = 758,286,014.80/x
  3. Step 3: Cross multiply
    873,077,270.80x = 1,309,615,906.20 × 758,286,014.80
  4. Step 4: Simplify right side
    873,077,270.80x = 993,063,426,431,088,640
  5. Step 5: Solve for x
    x = 993,063,426,431,088,640/873,077,270.80
  6. Step 6: Final answer
    x = 1,137,429,022.20

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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.