Home / 1,002,351,522,493.50-1,503,634,880,207.70-428,727,210,066.54

Finding the Fourth Proportional to 1,002,351,522,493.50, 1,503,634,880,207.70 and 428,727,210,066.54

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Solution

The fourth proportional to 1,002,351,522,493.50, 1,503,634,880,207.70 and 428,727,210,066.54 is: 643,136,836,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,351,522,493.50 : 1,503,634,880,207.70 = 428,727,210,066.54 : x
  2. Step 2: Convert to fraction form
    1,002,351,522,493.50/1,503,634,880,207.70 = 428,727,210,066.54/x
  3. Step 3: Cross multiply
    1,002,351,522,493.50x = 1,503,634,880,207.70 × 428,727,210,066.54
  4. Step 4: Simplify right side
    1,002,351,522,493.50x = 644,649,187,150,183,262,060,544
  5. Step 5: Solve for x
    x = 644,649,187,150,183,262,060,544/1,002,351,522,493.50
  6. Step 6: Final answer
    x = 643,136,836,412.96

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Double scale
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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.