Home / 309,008,200.80-463,866,195.60-181,429,269.60

Finding the Fourth Proportional to 309,008,200.80, 463,866,195.60 and 181,429,269.60

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Solution

The fourth proportional to 309,008,200.80, 463,866,195.60 and 181,429,269.60 is: 272,351,687.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,008,200.80 : 463,866,195.60 = 181,429,269.60 : x
  2. Step 2: Convert to fraction form
    309,008,200.80/463,866,195.60 = 181,429,269.60/x
  3. Step 3: Cross multiply
    309,008,200.80x = 463,866,195.60 × 181,429,269.60
  4. Step 4: Simplify right side
    309,008,200.80x = 84,158,905,059,838,736
  5. Step 5: Solve for x
    x = 84,158,905,059,838,736/309,008,200.80
  6. Step 6: Final answer
    x = 272,351,687.89

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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.