Home / 52,437,993,730.83-78,623,171,900.46-20,569,886,685.54

Finding the Fourth Proportional to 52,437,993,730.83, 78,623,171,900.46 and 20,569,886,685.54

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Solution

The fourth proportional to 52,437,993,730.83, 78,623,171,900.46 and 20,569,886,685.54 is: 30,841,563,946.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,437,993,730.83 : 78,623,171,900.46 = 20,569,886,685.54 : x
  2. Step 2: Convert to fraction form
    52,437,993,730.83/78,623,171,900.46 = 20,569,886,685.54/x
  3. Step 3: Cross multiply
    52,437,993,730.83x = 78,623,171,900.46 × 20,569,886,685.54
  4. Step 4: Simplify right side
    52,437,993,730.83x = 1,617,269,736,850,194,956,288
  5. Step 5: Solve for x
    x = 1,617,269,736,850,194,956,288/52,437,993,730.83
  6. Step 6: Final answer
    x = 30,841,563,946.02

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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.