Home / 1,060,138,020.29-1,590,379,429.26-313,229,581.25

Finding the Fourth Proportional to 1,060,138,020.29, 1,590,379,429.26 and 313,229,581.25

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Solution

The fourth proportional to 1,060,138,020.29, 1,590,379,429.26 and 313,229,581.25 is: 469,895,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,138,020.29 : 1,590,379,429.26 = 313,229,581.25 : x
  2. Step 2: Convert to fraction form
    1,060,138,020.29/1,590,379,429.26 = 313,229,581.25/x
  3. Step 3: Cross multiply
    1,060,138,020.29x = 1,590,379,429.26 × 313,229,581.25
  4. Step 4: Simplify right side
    1,060,138,020.29x = 498,153,882,655,723,776
  5. Step 5: Solve for x
    x = 498,153,882,655,723,776/1,060,138,020.29
  6. Step 6: Final answer
    x = 469,895,309.03

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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.