Home / 256,577,067,650.07-354,076,703,986.85-139,254,713,415.24

Finding the Fourth Proportional to 256,577,067,650.07, 354,076,703,986.85 and 139,254,713,415.24

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Solution

The fourth proportional to 256,577,067,650.07, 354,076,703,986.85 and 139,254,713,415.24 is: 192,171,694,813.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,577,067,650.07 : 354,076,703,986.85 = 139,254,713,415.24 : x
  2. Step 2: Convert to fraction form
    256,577,067,650.07/354,076,703,986.85 = 139,254,713,415.24/x
  3. Step 3: Cross multiply
    256,577,067,650.07x = 354,076,703,986.85 × 139,254,713,415.24
  4. Step 4: Simplify right side
    256,577,067,650.07x = 49,306,849,940,701,555,195,904
  5. Step 5: Solve for x
    x = 49,306,849,940,701,555,195,904/256,577,067,650.07
  6. Step 6: Final answer
    x = 192,171,694,813.93

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1.5x scale

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.