Home / 52,505,593,930.48-72,457,723,165.74-28,743,803,938.48

Finding the Fourth Proportional to 52,505,593,930.48, 72,457,723,165.74 and 28,743,803,938.48

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Solution

The fourth proportional to 52,505,593,930.48, 72,457,723,165.74 and 28,743,803,938.48 is: 39,666,451,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,593,930.48 : 72,457,723,165.74 = 28,743,803,938.48 : x
  2. Step 2: Convert to fraction form
    52,505,593,930.48/72,457,723,165.74 = 28,743,803,938.48/x
  3. Step 3: Cross multiply
    52,505,593,930.48x = 72,457,723,165.74 × 28,743,803,938.48
  4. Step 4: Simplify right side
    52,505,593,930.48x = 2,082,710,588,504,691,179,520
  5. Step 5: Solve for x
    x = 2,082,710,588,504,691,179,520/52,505,593,930.48
  6. Step 6: Final answer
    x = 39,666,451,373.97

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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.