Home / 3,497,636,477.64-4,826,726,620.86-1,911,727,517.28

Finding the Fourth Proportional to 3,497,636,477.64, 4,826,726,620.86 and 1,911,727,517.28

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Solution

The fourth proportional to 3,497,636,477.64, 4,826,726,620.86 and 1,911,727,517.28 is: 2,638,177,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,636,477.64 : 4,826,726,620.86 = 1,911,727,517.28 : x
  2. Step 2: Convert to fraction form
    3,497,636,477.64/4,826,726,620.86 = 1,911,727,517.28/x
  3. Step 3: Cross multiply
    3,497,636,477.64x = 4,826,726,620.86 × 1,911,727,517.28
  4. Step 4: Simplify right side
    3,497,636,477.64x = 9,227,386,099,485,970,432
  5. Step 5: Solve for x
    x = 9,227,386,099,485,970,432/3,497,636,477.64
  6. Step 6: Final answer
    x = 2,638,177,568.90

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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.