Home / 920,952,296.52-1,382,144,806.08-642,796,494

Finding the Fourth Proportional to 920,952,296.52, 1,382,144,806.08 and 642,796,494

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Solution

The fourth proportional to 920,952,296.52, 1,382,144,806.08 and 642,796,494 is: 964,694,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,952,296.52 : 1,382,144,806.08 = 642,796,494 : x
  2. Step 2: Convert to fraction form
    920,952,296.52/1,382,144,806.08 = 642,796,494/x
  3. Step 3: Cross multiply
    920,952,296.52x = 1,382,144,806.08 × 642,796,494
  4. Step 4: Simplify right side
    920,952,296.52x = 888,437,835,548,533,888
  5. Step 5: Solve for x
    x = 888,437,835,548,533,888/920,952,296.52
  6. Step 6: Final answer
    x = 964,694,739.25

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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.