Home / 1,168,771,410.72-1,612,906,101.86-632,923,999.38

Finding the Fourth Proportional to 1,168,771,410.72, 1,612,906,101.86 and 632,923,999.38

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Solution

The fourth proportional to 1,168,771,410.72, 1,612,906,101.86 and 632,923,999.38 is: 873,435,961.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,771,410.72 : 1,612,906,101.86 = 632,923,999.38 : x
  2. Step 2: Convert to fraction form
    1,168,771,410.72/1,612,906,101.86 = 632,923,999.38/x
  3. Step 3: Cross multiply
    1,168,771,410.72x = 1,612,906,101.86 × 632,923,999.38
  4. Step 4: Simplify right side
    1,168,771,410.72x = 1,020,846,980,610,472,192
  5. Step 5: Solve for x
    x = 1,020,846,980,610,472,192/1,168,771,410.72
  6. Step 6: Final answer
    x = 873,435,961.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.