Home / 132,837,642.36-199,314,011.70-71,355,067.20

Finding the Fourth Proportional to 132,837,642.36, 199,314,011.70 and 71,355,067.20

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Solution

The fourth proportional to 132,837,642.36, 199,314,011.70 and 71,355,067.20 is: 107,063,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,837,642.36 : 199,314,011.70 = 71,355,067.20 : x
  2. Step 2: Convert to fraction form
    132,837,642.36/199,314,011.70 = 71,355,067.20/x
  3. Step 3: Cross multiply
    132,837,642.36x = 199,314,011.70 × 71,355,067.20
  4. Step 4: Simplify right side
    132,837,642.36x = 14,222,064,698,755,086
  5. Step 5: Solve for x
    x = 14,222,064,698,755,086/132,837,642.36
  6. Step 6: Final answer
    x = 107,063,513.37

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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.