Home / 119,431,074,939.58-164,814,877,112.70-64,498,242,682.15

Finding the Fourth Proportional to 119,431,074,939.58, 164,814,877,112.70 and 64,498,242,682.15

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Solution

The fourth proportional to 119,431,074,939.58, 164,814,877,112.70 and 64,498,242,682.15 is: 89,007,571,496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,431,074,939.58 : 164,814,877,112.70 = 64,498,242,682.15 : x
  2. Step 2: Convert to fraction form
    119,431,074,939.58/164,814,877,112.70 = 64,498,242,682.15/x
  3. Step 3: Cross multiply
    119,431,074,939.58x = 164,814,877,112.70 × 64,498,242,682.15
  4. Step 4: Simplify right side
    119,431,074,939.58x = 10,630,269,941,644,313,755,648
  5. Step 5: Solve for x
    x = 10,630,269,941,644,313,755,648/119,431,074,939.58
  6. Step 6: Final answer
    x = 89,007,571,496.97

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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.