Home / 3,540,752,124.41-4,886,666,411.29-2,015,211,197.61

Finding the Fourth Proportional to 3,540,752,124.41, 4,886,666,411.29 and 2,015,211,197.61

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Solution

The fourth proportional to 3,540,752,124.41, 4,886,666,411.29 and 2,015,211,197.61 is: 2,781,235,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,752,124.41 : 4,886,666,411.29 = 2,015,211,197.61 : x
  2. Step 2: Convert to fraction form
    3,540,752,124.41/4,886,666,411.29 = 2,015,211,197.61/x
  3. Step 3: Cross multiply
    3,540,752,124.41x = 4,886,666,411.29 × 2,015,211,197.61
  4. Step 4: Simplify right side
    3,540,752,124.41x = 9,847,664,870,985,914,368
  5. Step 5: Solve for x
    x = 9,847,664,870,985,914,368/3,540,752,124.41
  6. Step 6: Final answer
    x = 2,781,235,320.91

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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.