Home / 143,602,255,997.58-215,403,384,011.27-47,988,274,828.27

Finding the Fourth Proportional to 143,602,255,997.58, 215,403,384,011.27 and 47,988,274,828.27

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Solution

The fourth proportional to 143,602,255,997.58, 215,403,384,011.27 and 47,988,274,828.27 is: 71,982,412,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,602,255,997.58 : 215,403,384,011.27 = 47,988,274,828.27 : x
  2. Step 2: Convert to fraction form
    143,602,255,997.58/215,403,384,011.27 = 47,988,274,828.27/x
  3. Step 3: Cross multiply
    143,602,255,997.58x = 215,403,384,011.27 × 47,988,274,828.27
  4. Step 4: Simplify right side
    143,602,255,997.58x = 10,336,836,790,872,203,853,824
  5. Step 5: Solve for x
    x = 10,336,836,790,872,203,853,824/143,602,255,997.58
  6. Step 6: Final answer
    x = 71,982,412,247.38

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1.5x scale

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.