Home / 937,728,000.30-1,406,592,000.45-479,080,857.90

Finding the Fourth Proportional to 937,728,000.30, 1,406,592,000.45 and 479,080,857.90

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Solution

The fourth proportional to 937,728,000.30, 1,406,592,000.45 and 479,080,857.90 is: 718,621,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,728,000.30 : 1,406,592,000.45 = 479,080,857.90 : x
  2. Step 2: Convert to fraction form
    937,728,000.30/1,406,592,000.45 = 479,080,857.90/x
  3. Step 3: Cross multiply
    937,728,000.30x = 1,406,592,000.45 × 479,080,857.90
  4. Step 4: Simplify right side
    937,728,000.30x = 673,871,302,290,863,232
  5. Step 5: Solve for x
    x = 673,871,302,290,863,232/937,728,000.30
  6. Step 6: Final answer
    x = 718,621,286.85

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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.