Home / 446,811,365.88-670,314,002.40-135,910,901.28

Finding the Fourth Proportional to 446,811,365.88, 670,314,002.40 and 135,910,901.28

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Solution

The fourth proportional to 446,811,365.88, 670,314,002.40 and 135,910,901.28 is: 203,895,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,811,365.88 : 670,314,002.40 = 135,910,901.28 : x
  2. Step 2: Convert to fraction form
    446,811,365.88/670,314,002.40 = 135,910,901.28/x
  3. Step 3: Cross multiply
    446,811,365.88x = 670,314,002.40 × 135,910,901.28
  4. Step 4: Simplify right side
    446,811,365.88x = 91,102,980,206,788,080
  5. Step 5: Solve for x
    x = 91,102,980,206,788,080/446,811,365.88
  6. Step 6: Final answer
    x = 203,895,843.22

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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.