Home / 937,728,052.80-1,406,592,079.20-479,080,910.40

Finding the Fourth Proportional to 937,728,052.80, 1,406,592,079.20 and 479,080,910.40

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Solution

The fourth proportional to 937,728,052.80, 1,406,592,079.20 and 479,080,910.40 is: 718,621,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,728,052.80 : 1,406,592,079.20 = 479,080,910.40 : x
  2. Step 2: Convert to fraction form
    937,728,052.80/1,406,592,079.20 = 479,080,910.40/x
  3. Step 3: Cross multiply
    937,728,052.80x = 1,406,592,079.20 × 479,080,910.40
  4. Step 4: Simplify right side
    937,728,052.80x = 673,871,413,864,564,864
  5. Step 5: Solve for x
    x = 673,871,413,864,564,864/937,728,052.80
  6. Step 6: Final answer
    x = 718,621,365.60

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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.