Home / 45,493,973,999.80-68,240,960,999.70-20,699,062,703.80

Finding the Fourth Proportional to 45,493,973,999.80, 68,240,960,999.70 and 20,699,062,703.80

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Solution

The fourth proportional to 45,493,973,999.80, 68,240,960,999.70 and 20,699,062,703.80 is: 31,048,594,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,973,999.80 : 68,240,960,999.70 = 20,699,062,703.80 : x
  2. Step 2: Convert to fraction form
    45,493,973,999.80/68,240,960,999.70 = 20,699,062,703.80/x
  3. Step 3: Cross multiply
    45,493,973,999.80x = 68,240,960,999.70 × 20,699,062,703.80
  4. Step 4: Simplify right side
    45,493,973,999.80x = 1,412,523,930,700,360,450,048
  5. Step 5: Solve for x
    x = 1,412,523,930,700,360,450,048/45,493,973,999.80
  6. Step 6: Final answer
    x = 31,048,594,055.70

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1.5x scale

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.