Home / 1,026,079,181.88-1,415,951,336.04-556,170,413.76

Finding the Fourth Proportional to 1,026,079,181.88, 1,415,951,336.04 and 556,170,413.76

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Solution

The fourth proportional to 1,026,079,181.88, 1,415,951,336.04 and 556,170,413.76 is: 767,494,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,079,181.88 : 1,415,951,336.04 = 556,170,413.76 : x
  2. Step 2: Convert to fraction form
    1,026,079,181.88/1,415,951,336.04 = 556,170,413.76/x
  3. Step 3: Cross multiply
    1,026,079,181.88x = 1,415,951,336.04 × 556,170,413.76
  4. Step 4: Simplify right side
    1,026,079,181.88x = 787,510,240,429,391,616
  5. Step 5: Solve for x
    x = 787,510,240,429,391,616/1,026,079,181.88
  6. Step 6: Final answer
    x = 767,494,608.93

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