Home / 1,916,060,878.62-2,644,148,611.62-1,112,362,950.78

Finding the Fourth Proportional to 1,916,060,878.62, 2,644,148,611.62 and 1,112,362,950.78

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Solution

The fourth proportional to 1,916,060,878.62, 2,644,148,611.62 and 1,112,362,950.78 is: 1,535,051,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,060,878.62 : 2,644,148,611.62 = 1,112,362,950.78 : x
  2. Step 2: Convert to fraction form
    1,916,060,878.62/2,644,148,611.62 = 1,112,362,950.78/x
  3. Step 3: Cross multiply
    1,916,060,878.62x = 2,644,148,611.62 × 1,112,362,950.78
  4. Step 4: Simplify right side
    1,916,060,878.62x = 2,941,252,951,922,463,232
  5. Step 5: Solve for x
    x = 2,941,252,951,922,463,232/1,916,060,878.62
  6. Step 6: Final answer
    x = 1,535,051,931.15

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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.