Home / 1,940,861,712.95-2,908,330,127.27-1,152,362,652.65

Finding the Fourth Proportional to 1,940,861,712.95, 2,908,330,127.27 and 1,152,362,652.65

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Solution

The fourth proportional to 1,940,861,712.95, 2,908,330,127.27 and 1,152,362,652.65 is: 1,726,785,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,861,712.95 : 2,908,330,127.27 = 1,152,362,652.65 : x
  2. Step 2: Convert to fraction form
    1,940,861,712.95/2,908,330,127.27 = 1,152,362,652.65/x
  3. Step 3: Cross multiply
    1,940,861,712.95x = 2,908,330,127.27 × 1,152,362,652.65
  4. Step 4: Simplify right side
    1,940,861,712.95x = 3,351,451,020,237,007,360
  5. Step 5: Solve for x
    x = 3,351,451,020,237,007,360/1,940,861,712.95
  6. Step 6: Final answer
    x = 1,726,785,065.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.