Home / 1,206,354,871.56-1,664,904,525.06-730,307,535.54

Finding the Fourth Proportional to 1,206,354,871.56, 1,664,904,525.06 and 730,307,535.54

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Solution

The fourth proportional to 1,206,354,871.56, 1,664,904,525.06 and 730,307,535.54 is: 1,007,906,006.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,354,871.56 : 1,664,904,525.06 = 730,307,535.54 : x
  2. Step 2: Convert to fraction form
    1,206,354,871.56/1,664,904,525.06 = 730,307,535.54/x
  3. Step 3: Cross multiply
    1,206,354,871.56x = 1,664,904,525.06 × 730,307,535.54
  4. Step 4: Simplify right side
    1,206,354,871.56x = 1,215,892,320,605,962,752
  5. Step 5: Solve for x
    x = 1,215,892,320,605,962,752/1,206,354,871.56
  6. Step 6: Final answer
    x = 1,007,906,006.16

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Double scale
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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.