Home / 1,014,050,319,308.80-1,399,423,000,932.90-557,324,992,136.30

Finding the Fourth Proportional to 1,014,050,319,308.80, 1,399,423,000,932.90 and 557,324,992,136.30

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Solution

The fourth proportional to 1,014,050,319,308.80, 1,399,423,000,932.90 and 557,324,992,136.30 is: 769,126,933,978.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,050,319,308.80 : 1,399,423,000,932.90 = 557,324,992,136.30 : x
  2. Step 2: Convert to fraction form
    1,014,050,319,308.80/1,399,423,000,932.90 = 557,324,992,136.30/x
  3. Step 3: Cross multiply
    1,014,050,319,308.80x = 1,399,423,000,932.90 × 557,324,992,136.30
  4. Step 4: Simplify right side
    1,014,050,319,308.80x = 779,933,412,990,285,915,357,184
  5. Step 5: Solve for x
    x = 779,933,412,990,285,915,357,184/1,014,050,319,308.80
  6. Step 6: Final answer
    x = 769,126,933,978.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.