Home / 475,533,481.60-656,240,958.24-266,685,140.20

Finding the Fourth Proportional to 475,533,481.60, 656,240,958.24 and 266,685,140.20

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Solution

The fourth proportional to 475,533,481.60, 656,240,958.24 and 266,685,140.20 is: 368,028,159.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,533,481.60 : 656,240,958.24 = 266,685,140.20 : x
  2. Step 2: Convert to fraction form
    475,533,481.60/656,240,958.24 = 266,685,140.20/x
  3. Step 3: Cross multiply
    475,533,481.60x = 656,240,958.24 × 266,685,140.20
  4. Step 4: Simplify right side
    475,533,481.60x = 175,009,711,953,216,736
  5. Step 5: Solve for x
    x = 175,009,711,953,216,736/475,533,481.60
  6. Step 6: Final answer
    x = 368,028,159.37

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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.