Home / 30,247,624,931.53-45,370,814,344.99-10,080,515,327.16

Finding the Fourth Proportional to 30,247,624,931.53, 45,370,814,344.99 and 10,080,515,327.16

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Solution

The fourth proportional to 30,247,624,931.53, 45,370,814,344.99 and 10,080,515,327.16 is: 15,120,565,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247,624,931.53 : 45,370,814,344.99 = 10,080,515,327.16 : x
  2. Step 2: Convert to fraction form
    30,247,624,931.53/45,370,814,344.99 = 10,080,515,327.16/x
  3. Step 3: Cross multiply
    30,247,624,931.53x = 45,370,814,344.99 × 10,080,515,327.16
  4. Step 4: Simplify right side
    30,247,624,931.53x = 457,361,189,410,402,467,840
  5. Step 5: Solve for x
    x = 457,361,189,410,402,467,840/30,247,624,931.53
  6. Step 6: Final answer
    x = 15,120,565,348.38

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1.5x scale

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.