Home / 132,945,406.13-183,495,271.76-77,958,977.33

Finding the Fourth Proportional to 132,945,406.13, 183,495,271.76 and 77,958,977.33

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Solution

The fourth proportional to 132,945,406.13, 183,495,271.76 and 77,958,977.33 is: 107,601,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,406.13 : 183,495,271.76 = 77,958,977.33 : x
  2. Step 2: Convert to fraction form
    132,945,406.13/183,495,271.76 = 77,958,977.33/x
  3. Step 3: Cross multiply
    132,945,406.13x = 183,495,271.76 × 77,958,977.33
  4. Step 4: Simplify right side
    132,945,406.13x = 14,305,103,729,992,758
  5. Step 5: Solve for x
    x = 14,305,103,729,992,758/132,945,406.13
  6. Step 6: Final answer
    x = 107,601,339.13

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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.