Home / 744,342,101,399.12-1,027,178,148,488.40-455,289,127,382.48

Finding the Fourth Proportional to 744,342,101,399.12, 1,027,178,148,488.40 and 455,289,127,382.48

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Solution

The fourth proportional to 744,342,101,399.12, 1,027,178,148,488.40 and 455,289,127,382.48 is: 628,290,462,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,342,101,399.12 : 1,027,178,148,488.40 = 455,289,127,382.48 : x
  2. Step 2: Convert to fraction form
    744,342,101,399.12/1,027,178,148,488.40 = 455,289,127,382.48/x
  3. Step 3: Cross multiply
    744,342,101,399.12x = 1,027,178,148,488.40 × 455,289,127,382.48
  4. Step 4: Simplify right side
    744,342,101,399.12x = 467,663,042,891,635,102,842,880
  5. Step 5: Solve for x
    x = 467,663,042,891,635,102,842,880/744,342,101,399.12
  6. Step 6: Final answer
    x = 628,290,462,157.90

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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.