Home / 1,631,946,850.98-2,252,094,280.95-927,137,507.21

Finding the Fourth Proportional to 1,631,946,850.98, 2,252,094,280.95 and 927,137,507.21

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Solution

The fourth proportional to 1,631,946,850.98, 2,252,094,280.95 and 927,137,507.21 is: 1,279,454,092.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,946,850.98 : 2,252,094,280.95 = 927,137,507.21 : x
  2. Step 2: Convert to fraction form
    1,631,946,850.98/2,252,094,280.95 = 927,137,507.21/x
  3. Step 3: Cross multiply
    1,631,946,850.98x = 2,252,094,280.95 × 927,137,507.21
  4. Step 4: Simplify right side
    1,631,946,850.98x = 2,088,001,077,644,198,144
  5. Step 5: Solve for x
    x = 2,088,001,077,644,198,144/1,631,946,850.98
  6. Step 6: Final answer
    x = 1,279,454,092.75

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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.