Home / 1,529,861,109.39-2,290,041,408.96-828,611,551.44

Finding the Fourth Proportional to 1,529,861,109.39, 2,290,041,408.96 and 828,611,551.44

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Solution

The fourth proportional to 1,529,861,109.39, 2,290,041,408.96 and 828,611,551.44 is: 1,240,344,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,861,109.39 : 2,290,041,408.96 = 828,611,551.44 : x
  2. Step 2: Convert to fraction form
    1,529,861,109.39/2,290,041,408.96 = 828,611,551.44/x
  3. Step 3: Cross multiply
    1,529,861,109.39x = 2,290,041,408.96 × 828,611,551.44
  4. Step 4: Simplify right side
    1,529,861,109.39x = 1,897,554,764,740,189,184
  5. Step 5: Solve for x
    x = 1,897,554,764,740,189,184/1,529,861,109.39
  6. Step 6: Final answer
    x = 1,240,344,468.59

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1.5x scale

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.