Home / 52,505,593,934.49-72,457,723,171.26-28,743,803,942.49

Finding the Fourth Proportional to 52,505,593,934.49, 72,457,723,171.26 and 28,743,803,942.49

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Solution

The fourth proportional to 52,505,593,934.49, 72,457,723,171.26 and 28,743,803,942.49 is: 39,666,451,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,593,934.49 : 72,457,723,171.26 = 28,743,803,942.49 : x
  2. Step 2: Convert to fraction form
    52,505,593,934.49/72,457,723,171.26 = 28,743,803,942.49/x
  3. Step 3: Cross multiply
    52,505,593,934.49x = 72,457,723,171.26 × 28,743,803,942.49
  4. Step 4: Simplify right side
    52,505,593,934.49x = 2,082,710,588,953,912,147,968
  5. Step 5: Solve for x
    x = 2,082,710,588,953,912,147,968/52,505,593,934.49
  6. Step 6: Final answer
    x = 39,666,451,379.49

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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.