Home / 493,072,555.23-739,434,377.65-143,245,842.76

Finding the Fourth Proportional to 493,072,555.23, 739,434,377.65 and 143,245,842.76

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Solution

The fourth proportional to 493,072,555.23, 739,434,377.65 and 143,245,842.76 is: 214,818,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,072,555.23 : 739,434,377.65 = 143,245,842.76 : x
  2. Step 2: Convert to fraction form
    493,072,555.23/739,434,377.65 = 143,245,842.76/x
  3. Step 3: Cross multiply
    493,072,555.23x = 739,434,377.65 × 143,245,842.76
  4. Step 4: Simplify right side
    493,072,555.23x = 105,920,900,588,493,184
  5. Step 5: Solve for x
    x = 105,920,900,588,493,184/493,072,555.23
  6. Step 6: Final answer
    x = 214,818,081.98

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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.