Home / 2,991,485,013.94-4,487,318,936.14-1,026,310,526.72

Finding the Fourth Proportional to 2,991,485,013.94, 4,487,318,936.14 and 1,026,310,526.72

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Solution

The fourth proportional to 2,991,485,013.94, 4,487,318,936.14 and 1,026,310,526.72 is: 1,539,497,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,485,013.94 : 4,487,318,936.14 = 1,026,310,526.72 : x
  2. Step 2: Convert to fraction form
    2,991,485,013.94/4,487,318,936.14 = 1,026,310,526.72/x
  3. Step 3: Cross multiply
    2,991,485,013.94x = 4,487,318,936.14 × 1,026,310,526.72
  4. Step 4: Simplify right side
    2,991,485,013.94x = 4,605,382,660,910,473,728
  5. Step 5: Solve for x
    x = 4,605,382,660,910,473,728/2,991,485,013.94
  6. Step 6: Final answer
    x = 1,539,497,152.57

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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.