Home / 761,311,846.89-1,141,746,230.58-294,869,236.65

Finding the Fourth Proportional to 761,311,846.89, 1,141,746,230.58 and 294,869,236.65

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Solution

The fourth proportional to 761,311,846.89, 1,141,746,230.58 and 294,869,236.65 is: 442,218,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,311,846.89 : 1,141,746,230.58 = 294,869,236.65 : x
  2. Step 2: Convert to fraction form
    761,311,846.89/1,141,746,230.58 = 294,869,236.65/x
  3. Step 3: Cross multiply
    761,311,846.89x = 1,141,746,230.58 × 294,869,236.65
  4. Step 4: Simplify right side
    761,311,846.89x = 336,665,839,459,139,456
  5. Step 5: Solve for x
    x = 336,665,839,459,139,456/761,311,846.89
  6. Step 6: Final answer
    x = 442,218,048.80

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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.