Home / 948,146,004.30-1,419,385,419.18-573,520,157.88

Finding the Fourth Proportional to 948,146,004.30, 1,419,385,419.18 and 573,520,157.88

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Solution

The fourth proportional to 948,146,004.30, 1,419,385,419.18 and 573,520,157.88 is: 858,566,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,146,004.30 : 1,419,385,419.18 = 573,520,157.88 : x
  2. Step 2: Convert to fraction form
    948,146,004.30/1,419,385,419.18 = 573,520,157.88/x
  3. Step 3: Cross multiply
    948,146,004.30x = 1,419,385,419.18 × 573,520,157.88
  4. Step 4: Simplify right side
    948,146,004.30x = 814,046,149,700,683,648
  5. Step 5: Solve for x
    x = 814,046,149,700,683,648/948,146,004.30
  6. Step 6: Final answer
    x = 858,566,239.81

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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.