Home / 756,586,263.76-1,134,839,039.21-203,879,818.29

Finding the Fourth Proportional to 756,586,263.76, 1,134,839,039.21 and 203,879,818.29

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Solution

The fourth proportional to 756,586,263.76, 1,134,839,039.21 and 203,879,818.29 is: 305,808,852.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,586,263.76 : 1,134,839,039.21 = 203,879,818.29 : x
  2. Step 2: Convert to fraction form
    756,586,263.76/1,134,839,039.21 = 203,879,818.29/x
  3. Step 3: Cross multiply
    756,586,263.76x = 1,134,839,039.21 × 203,879,818.29
  4. Step 4: Simplify right side
    756,586,263.76x = 231,370,777,106,543,968
  5. Step 5: Solve for x
    x = 231,370,777,106,543,968/756,586,263.76
  6. Step 6: Final answer
    x = 305,808,852.46

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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.