Home / 266,399,194,903.92-399,594,425,582.57-84,879,561,682.52

Finding the Fourth Proportional to 266,399,194,903.92, 399,594,425,582.57 and 84,879,561,682.52

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Solution

The fourth proportional to 266,399,194,903.92, 399,594,425,582.57 and 84,879,561,682.52 is: 127,317,951,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,399,194,903.92 : 399,594,425,582.57 = 84,879,561,682.52 : x
  2. Step 2: Convert to fraction form
    266,399,194,903.92/399,594,425,582.57 = 84,879,561,682.52/x
  3. Step 3: Cross multiply
    266,399,194,903.92x = 399,594,425,582.57 × 84,879,561,682.52
  4. Step 4: Simplify right side
    266,399,194,903.92x = 33,917,399,694,224,899,702,784
  5. Step 5: Solve for x
    x = 33,917,399,694,224,899,702,784/266,399,194,903.92
  6. Step 6: Final answer
    x = 127,317,951,191.47

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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.