Home / 467,139,619.98-644,348,923.26-299,610,525.72

Finding the Fourth Proportional to 467,139,619.98, 644,348,923.26 and 299,610,525.72

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Solution

The fourth proportional to 467,139,619.98, 644,348,923.26 and 299,610,525.72 is: 413,267,707.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,139,619.98 : 644,348,923.26 = 299,610,525.72 : x
  2. Step 2: Convert to fraction form
    467,139,619.98/644,348,923.26 = 299,610,525.72/x
  3. Step 3: Cross multiply
    467,139,619.98x = 644,348,923.26 × 299,610,525.72
  4. Step 4: Simplify right side
    467,139,619.98x = 193,053,719,641,917,920
  5. Step 5: Solve for x
    x = 193,053,719,641,917,920/467,139,619.98
  6. Step 6: Final answer
    x = 413,267,707.09

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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.