Home / 139,790,875.64-209,640,676.58-46,392,758.64

Finding the Fourth Proportional to 139,790,875.64, 209,640,676.58 and 46,392,758.64

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Solution

The fourth proportional to 139,790,875.64, 209,640,676.58 and 46,392,758.64 is: 69,573,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,790,875.64 : 209,640,676.58 = 46,392,758.64 : x
  2. Step 2: Convert to fraction form
    139,790,875.64/209,640,676.58 = 46,392,758.64/x
  3. Step 3: Cross multiply
    139,790,875.64x = 209,640,676.58 × 46,392,758.64
  4. Step 4: Simplify right side
    139,790,875.64x = 9,725,809,309,702,242
  5. Step 5: Solve for x
    x = 9,725,809,309,702,242/139,790,875.64
  6. Step 6: Final answer
    x = 69,573,992.33

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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.