Home / 76,628,157,641.20-114,942,236,461.80-45,282,492,002.80

Finding the Fourth Proportional to 76,628,157,641.20, 114,942,236,461.80 and 45,282,492,002.80

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Solution

The fourth proportional to 76,628,157,641.20, 114,942,236,461.80 and 45,282,492,002.80 is: 67,923,738,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,628,157,641.20 : 114,942,236,461.80 = 45,282,492,002.80 : x
  2. Step 2: Convert to fraction form
    76,628,157,641.20/114,942,236,461.80 = 45,282,492,002.80/x
  3. Step 3: Cross multiply
    76,628,157,641.20x = 114,942,236,461.80 × 45,282,492,002.80
  4. Step 4: Simplify right side
    76,628,157,641.20x = 5,204,870,903,365,405,507,584
  5. Step 5: Solve for x
    x = 5,204,870,903,365,405,507,584/76,628,157,641.20
  6. Step 6: Final answer
    x = 67,923,738,004.20

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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.