Home / 20,244,441,378.60-30,368,667,271.62-7,484,861,075.52

Finding the Fourth Proportional to 20,244,441,378.60, 30,368,667,271.62 and 7,484,861,075.52

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Solution

The fourth proportional to 20,244,441,378.60, 30,368,667,271.62 and 7,484,861,075.52 is: 11,228,032,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,244,441,378.60 : 30,368,667,271.62 = 7,484,861,075.52 : x
  2. Step 2: Convert to fraction form
    20,244,441,378.60/30,368,667,271.62 = 7,484,861,075.52/x
  3. Step 3: Cross multiply
    20,244,441,378.60x = 30,368,667,271.62 × 7,484,861,075.52
  4. Step 4: Simplify right side
    20,244,441,378.60x = 227,305,255,576,766,709,760
  5. Step 5: Solve for x
    x = 227,305,255,576,766,709,760/20,244,441,378.60
  6. Step 6: Final answer
    x = 11,228,032,985.74

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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.