Home / 52,437,993,734.84-78,623,171,906.46-20,569,886,689.54

Finding the Fourth Proportional to 52,437,993,734.84, 78,623,171,906.46 and 20,569,886,689.54

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Solution

The fourth proportional to 52,437,993,734.84, 78,623,171,906.46 and 20,569,886,689.54 is: 30,841,563,952.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437,993,734.84 : 78,623,171,906.46 = 20,569,886,689.54 : x
  2. Step 2: Convert to fraction form
    52,437,993,734.84/78,623,171,906.46 = 20,569,886,689.54/x
  3. Step 3: Cross multiply
    52,437,993,734.84x = 78,623,171,906.46 × 20,569,886,689.54
  4. Step 4: Simplify right side
    52,437,993,734.84x = 1,617,269,737,288,107,032,576
  5. Step 5: Solve for x
    x = 1,617,269,737,288,107,032,576/52,437,993,734.84
  6. Step 6: Final answer
    x = 30,841,563,952.01

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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.