Home / 76,628,157,640.20-114,942,236,460.30-45,282,492,001.80

Finding the Fourth Proportional to 76,628,157,640.20, 114,942,236,460.30 and 45,282,492,001.80

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Solution

The fourth proportional to 76,628,157,640.20, 114,942,236,460.30 and 45,282,492,001.80 is: 67,923,738,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,628,157,640.20 : 114,942,236,460.30 = 45,282,492,001.80 : x
  2. Step 2: Convert to fraction form
    76,628,157,640.20/114,942,236,460.30 = 45,282,492,001.80/x
  3. Step 3: Cross multiply
    76,628,157,640.20x = 114,942,236,460.30 × 45,282,492,001.80
  4. Step 4: Simplify right side
    76,628,157,640.20x = 5,204,870,903,182,539,096,064
  5. Step 5: Solve for x
    x = 5,204,870,903,182,539,096,064/76,628,157,640.20
  6. Step 6: Final answer
    x = 67,923,738,002.70

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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.