Home / 768,550,081.29-1,152,895,991.67-250,983,234.33

Finding the Fourth Proportional to 768,550,081.29, 1,152,895,991.67 and 250,983,234.33

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Solution

The fourth proportional to 768,550,081.29, 1,152,895,991.67 and 250,983,234.33 is: 376,497,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,550,081.29 : 1,152,895,991.67 = 250,983,234.33 : x
  2. Step 2: Convert to fraction form
    768,550,081.29/1,152,895,991.67 = 250,983,234.33/x
  3. Step 3: Cross multiply
    768,550,081.29x = 1,152,895,991.67 × 250,983,234.33
  4. Step 4: Simplify right side
    768,550,081.29x = 289,357,564,835,429,376
  5. Step 5: Solve for x
    x = 289,357,564,835,429,376/768,550,081.29
  6. Step 6: Final answer
    x = 376,497,995.22

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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.