Home / 704,906,595.36-972,558,963.18-422,546,011.56

Finding the Fourth Proportional to 704,906,595.36, 972,558,963.18 and 422,546,011.56

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Solution

The fourth proportional to 704,906,595.36, 972,558,963.18 and 422,546,011.56 is: 582,986,332.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,906,595.36 : 972,558,963.18 = 422,546,011.56 : x
  2. Step 2: Convert to fraction form
    704,906,595.36/972,558,963.18 = 422,546,011.56/x
  3. Step 3: Cross multiply
    704,906,595.36x = 972,558,963.18 × 422,546,011.56
  4. Step 4: Simplify right side
    704,906,595.36x = 410,950,910,898,637,888
  5. Step 5: Solve for x
    x = 410,950,910,898,637,888/704,906,595.36
  6. Step 6: Final answer
    x = 582,986,332.66

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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.