Home / 446,811,323.40-670,313,938.86-135,910,858.86

Finding the Fourth Proportional to 446,811,323.40, 670,313,938.86 and 135,910,858.86

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Solution

The fourth proportional to 446,811,323.40, 670,313,938.86 and 135,910,858.86 is: 203,895,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,811,323.40 : 670,313,938.86 = 135,910,858.86 : x
  2. Step 2: Convert to fraction form
    446,811,323.40/670,313,938.86 = 135,910,858.86/x
  3. Step 3: Cross multiply
    446,811,323.40x = 670,313,938.86 × 135,910,858.86
  4. Step 4: Simplify right side
    446,811,323.40x = 91,102,943,136,292,144
  5. Step 5: Solve for x
    x = 91,102,943,136,292,144/446,811,323.40
  6. Step 6: Final answer
    x = 203,895,779.64

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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.