Home / 52,437,993,739.83-78,623,171,913.96-20,569,886,694.54

Finding the Fourth Proportional to 52,437,993,739.83, 78,623,171,913.96 and 20,569,886,694.54

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Solution

The fourth proportional to 52,437,993,739.83, 78,623,171,913.96 and 20,569,886,694.54 is: 30,841,563,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437,993,739.83 : 78,623,171,913.96 = 20,569,886,694.54 : x
  2. Step 2: Convert to fraction form
    52,437,993,739.83/78,623,171,913.96 = 20,569,886,694.54/x
  3. Step 3: Cross multiply
    52,437,993,739.83x = 78,623,171,913.96 × 20,569,886,694.54
  4. Step 4: Simplify right side
    52,437,993,739.83x = 1,617,269,737,835,496,996,864
  5. Step 5: Solve for x
    x = 1,617,269,737,835,496,996,864/52,437,993,739.83
  6. Step 6: Final answer
    x = 30,841,563,959.51

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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.