Home / 30,247,624,936.28-45,370,814,352.12-10,080,515,331.92

Finding the Fourth Proportional to 30,247,624,936.28, 45,370,814,352.12 and 10,080,515,331.92

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Solution

The fourth proportional to 30,247,624,936.28, 45,370,814,352.12 and 10,080,515,331.92 is: 15,120,565,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247,624,936.28 : 45,370,814,352.12 = 10,080,515,331.92 : x
  2. Step 2: Convert to fraction form
    30,247,624,936.28/45,370,814,352.12 = 10,080,515,331.92/x
  3. Step 3: Cross multiply
    30,247,624,936.28x = 45,370,814,352.12 × 10,080,515,331.92
  4. Step 4: Simplify right side
    30,247,624,936.28x = 457,361,189,698,014,871,552
  5. Step 5: Solve for x
    x = 457,361,189,698,014,871,552/30,247,624,936.28
  6. Step 6: Final answer
    x = 15,120,565,355.51

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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.