Home / 3,454,570,578,413.80-4,767,457,255,026.80-1,913,067,961,820

Finding the Fourth Proportional to 3,454,570,578,413.80, 4,767,457,255,026.80 and 1,913,067,961,820

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Solution

The fourth proportional to 3,454,570,578,413.80, 4,767,457,255,026.80 and 1,913,067,961,820 is: 2,640,116,774,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,570,578,413.80 : 4,767,457,255,026.80 = 1,913,067,961,820 : x
  2. Step 2: Convert to fraction form
    3,454,570,578,413.80/4,767,457,255,026.80 = 1,913,067,961,820/x
  3. Step 3: Cross multiply
    3,454,570,578,413.80x = 4,767,457,255,026.80 × 1,913,067,961,820
  4. Step 4: Simplify right side
    3,454,570,578,413.80x = 9,120,469,733,938,091,815,600,128
  5. Step 5: Solve for x
    x = 9,120,469,733,938,091,815,600,128/3,454,570,578,413.80
  6. Step 6: Final answer
    x = 2,640,116,774,839.74

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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.