Home / 464,809,008.42-641,415,740.85-266,428,283.67

Finding the Fourth Proportional to 464,809,008.42, 641,415,740.85 and 266,428,283.67

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Solution

The fourth proportional to 464,809,008.42, 641,415,740.85 and 266,428,283.67 is: 367,659,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,809,008.42 : 641,415,740.85 = 266,428,283.67 : x
  2. Step 2: Convert to fraction form
    464,809,008.42/641,415,740.85 = 266,428,283.67/x
  3. Step 3: Cross multiply
    464,809,008.42x = 641,415,740.85 × 266,428,283.67
  4. Step 4: Simplify right side
    464,809,008.42x = 170,891,294,953,587,008
  5. Step 5: Solve for x
    x = 170,891,294,953,587,008/464,809,008.42
  6. Step 6: Final answer
    x = 367,659,171.53

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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.