Home / 1,039,405,003.88-1,559,179,242.15-302,481,012.63

Finding the Fourth Proportional to 1,039,405,003.88, 1,559,179,242.15 and 302,481,012.63

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Solution

The fourth proportional to 1,039,405,003.88, 1,559,179,242.15 and 302,481,012.63 is: 453,742,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,405,003.88 : 1,559,179,242.15 = 302,481,012.63 : x
  2. Step 2: Convert to fraction form
    1,039,405,003.88/1,559,179,242.15 = 302,481,012.63/x
  3. Step 3: Cross multiply
    1,039,405,003.88x = 1,559,179,242.15 × 302,481,012.63
  4. Step 4: Simplify right side
    1,039,405,003.88x = 471,622,116,037,208,000
  5. Step 5: Solve for x
    x = 471,622,116,037,208,000/1,039,405,003.88
  6. Step 6: Final answer
    x = 453,742,395.20

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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.