Home / 997,140,194.37-1,376,224,339.95-579,694,617.47

Finding the Fourth Proportional to 997,140,194.37, 1,376,224,339.95 and 579,694,617.47

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Solution

The fourth proportional to 997,140,194.37, 1,376,224,339.95 and 579,694,617.47 is: 800,077,909.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,140,194.37 : 1,376,224,339.95 = 579,694,617.47 : x
  2. Step 2: Convert to fraction form
    997,140,194.37/1,376,224,339.95 = 579,694,617.47/x
  3. Step 3: Cross multiply
    997,140,194.37x = 1,376,224,339.95 × 579,694,617.47
  4. Step 4: Simplify right side
    997,140,194.37x = 797,789,842,303,659,008
  5. Step 5: Solve for x
    x = 797,789,842,303,659,008/997,140,194.37
  6. Step 6: Final answer
    x = 800,077,909.61

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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.