Home / 1,347,836,003.34-2,021,971,252.87-415,158,417.48

Finding the Fourth Proportional to 1,347,836,003.34, 2,021,971,252.87 and 415,158,417.48

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Solution

The fourth proportional to 1,347,836,003.34, 2,021,971,252.87 and 415,158,417.48 is: 622,804,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,836,003.34 : 2,021,971,252.87 = 415,158,417.48 : x
  2. Step 2: Convert to fraction form
    1,347,836,003.34/2,021,971,252.87 = 415,158,417.48/x
  3. Step 3: Cross multiply
    1,347,836,003.34x = 2,021,971,252.87 × 415,158,417.48
  4. Step 4: Simplify right side
    1,347,836,003.34x = 839,438,385,531,562,112
  5. Step 5: Solve for x
    x = 839,438,385,531,562,112/1,347,836,003.34
  6. Step 6: Final answer
    x = 622,804,542.58

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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.