Home / 1,026,079,199.54-1,415,951,360.37-556,170,431.30

Finding the Fourth Proportional to 1,026,079,199.54, 1,415,951,360.37 and 556,170,431.30

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Solution

The fourth proportional to 1,026,079,199.54, 1,415,951,360.37 and 556,170,431.30 is: 767,494,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,079,199.54 : 1,415,951,360.37 = 556,170,431.30 : x
  2. Step 2: Convert to fraction form
    1,026,079,199.54/1,415,951,360.37 = 556,170,431.30/x
  3. Step 3: Cross multiply
    1,026,079,199.54x = 1,415,951,360.37 × 556,170,431.30
  4. Step 4: Simplify right side
    1,026,079,199.54x = 787,510,278,796,804,480
  5. Step 5: Solve for x
    x = 787,510,278,796,804,480/1,026,079,199.54
  6. Step 6: Final answer
    x = 767,494,633.11

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Double scale
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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.