Home / 433,026,000.30-649,539,000.45-402,414,998.70

Finding the Fourth Proportional to 433,026,000.30, 649,539,000.45 and 402,414,998.70

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Solution

The fourth proportional to 433,026,000.30, 649,539,000.45 and 402,414,998.70 is: 603,622,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,026,000.30 : 649,539,000.45 = 402,414,998.70 : x
  2. Step 2: Convert to fraction form
    433,026,000.30/649,539,000.45 = 402,414,998.70/x
  3. Step 3: Cross multiply
    433,026,000.30x = 649,539,000.45 × 402,414,998.70
  4. Step 4: Simplify right side
    433,026,000.30x = 261,384,236,021,686,048
  5. Step 5: Solve for x
    x = 261,384,236,021,686,048/433,026,000.30
  6. Step 6: Final answer
    x = 603,622,498.05

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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.