Home / 80,450,266.08-111,021,456.60-45,163,166.88

Finding the Fourth Proportional to 80,450,266.08, 111,021,456.60 and 45,163,166.88

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Solution

The fourth proportional to 80,450,266.08, 111,021,456.60 and 45,163,166.88 is: 62,325,220.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,450,266.08 : 111,021,456.60 = 45,163,166.88 : x
  2. Step 2: Convert to fraction form
    80,450,266.08/111,021,456.60 = 45,163,166.88/x
  3. Step 3: Cross multiply
    80,450,266.08x = 111,021,456.60 × 45,163,166.88
  4. Step 4: Simplify right side
    80,450,266.08x = 5,014,080,571,686,477
  5. Step 5: Solve for x
    x = 5,014,080,571,686,477/80,450,266.08
  6. Step 6: Final answer
    x = 62,325,220.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.