Home / 1,529,861,114.64-2,290,041,416.84-828,611,556.69

Finding the Fourth Proportional to 1,529,861,114.64, 2,290,041,416.84 and 828,611,556.69

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Solution

The fourth proportional to 1,529,861,114.64, 2,290,041,416.84 and 828,611,556.69 is: 1,240,344,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,861,114.64 : 2,290,041,416.84 = 828,611,556.69 : x
  2. Step 2: Convert to fraction form
    1,529,861,114.64/2,290,041,416.84 = 828,611,556.69/x
  3. Step 3: Cross multiply
    1,529,861,114.64x = 2,290,041,416.84 × 828,611,556.69
  4. Step 4: Simplify right side
    1,529,861,114.64x = 1,897,554,783,288,222,720
  5. Step 5: Solve for x
    x = 1,897,554,783,288,222,720/1,529,861,114.64
  6. Step 6: Final answer
    x = 1,240,344,476.46

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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.