Home / 48,309,274,436.90-72,439,667,607.60-28,147,216,043.10

Finding the Fourth Proportional to 48,309,274,436.90, 72,439,667,607.60 and 28,147,216,043.10

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Solution

The fourth proportional to 48,309,274,436.90, 72,439,667,607.60 and 28,147,216,043.10 is: 42,206,698,361.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,309,274,436.90 : 72,439,667,607.60 = 28,147,216,043.10 : x
  2. Step 2: Convert to fraction form
    48,309,274,436.90/72,439,667,607.60 = 28,147,216,043.10/x
  3. Step 3: Cross multiply
    48,309,274,436.90x = 72,439,667,607.60 × 28,147,216,043.10
  4. Step 4: Simplify right side
    48,309,274,436.90x = 2,038,974,974,241,470,152,704
  5. Step 5: Solve for x
    x = 2,038,974,974,241,470,152,704/48,309,274,436.90
  6. Step 6: Final answer
    x = 42,206,698,361.92

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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.