Home / 820,908,607.34-1,233,327,333.18-526,380,773.88

Finding the Fourth Proportional to 820,908,607.34, 1,233,327,333.18 and 526,380,773.88

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Solution

The fourth proportional to 820,908,607.34, 1,233,327,333.18 and 526,380,773.88 is: 790,830,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,908,607.34 : 1,233,327,333.18 = 526,380,773.88 : x
  2. Step 2: Convert to fraction form
    820,908,607.34/1,233,327,333.18 = 526,380,773.88/x
  3. Step 3: Cross multiply
    820,908,607.34x = 1,233,327,333.18 × 526,380,773.88
  4. Step 4: Simplify right side
    820,908,607.34x = 649,199,796,086,644,992
  5. Step 5: Solve for x
    x = 649,199,796,086,644,992/820,908,607.34
  6. Step 6: Final answer
    x = 790,830,782.24

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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.