Home / 824,257,047.60-1,236,385,571.40-818,517,484.80

Finding the Fourth Proportional to 824,257,047.60, 1,236,385,571.40 and 818,517,484.80

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Solution

The fourth proportional to 824,257,047.60, 1,236,385,571.40 and 818,517,484.80 is: 1,227,776,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,257,047.60 : 1,236,385,571.40 = 818,517,484.80 : x
  2. Step 2: Convert to fraction form
    824,257,047.60/1,236,385,571.40 = 818,517,484.80/x
  3. Step 3: Cross multiply
    824,257,047.60x = 1,236,385,571.40 × 818,517,484.80
  4. Step 4: Simplify right side
    824,257,047.60x = 1,012,003,208,145,338,880
  5. Step 5: Solve for x
    x = 1,012,003,208,145,338,880/824,257,047.60
  6. Step 6: Final answer
    x = 1,227,776,227.20

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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.