Home / 112,114,448.40-168,171,672.60-43,957,140.15

Finding the Fourth Proportional to 112,114,448.40, 168,171,672.60 and 43,957,140.15

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Solution

The fourth proportional to 112,114,448.40, 168,171,672.60 and 43,957,140.15 is: 65,935,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,114,448.40 : 168,171,672.60 = 43,957,140.15 : x
  2. Step 2: Convert to fraction form
    112,114,448.40/168,171,672.60 = 43,957,140.15/x
  3. Step 3: Cross multiply
    112,114,448.40x = 168,171,672.60 × 43,957,140.15
  4. Step 4: Simplify right side
    112,114,448.40x = 7,392,345,781,738,114
  5. Step 5: Solve for x
    x = 7,392,345,781,738,114/112,114,448.40
  6. Step 6: Final answer
    x = 65,935,710.23

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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.