Home / 182,415,819.60-273,670,385.40-128,668,107.60

Finding the Fourth Proportional to 182,415,819.60, 273,670,385.40 and 128,668,107.60

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Solution

The fourth proportional to 182,415,819.60, 273,670,385.40 and 128,668,107.60 is: 193,035,070.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,415,819.60 : 273,670,385.40 = 128,668,107.60 : x
  2. Step 2: Convert to fraction form
    182,415,819.60/273,670,385.40 = 128,668,107.60/x
  3. Step 3: Cross multiply
    182,415,819.60x = 273,670,385.40 × 128,668,107.60
  4. Step 4: Simplify right side
    182,415,819.60x = 35,212,650,595,580,664
  5. Step 5: Solve for x
    x = 35,212,650,595,580,664/182,415,819.60
  6. Step 6: Final answer
    x = 193,035,070.49

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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.