Home / 55,163,466.80-82,745,200.20-49,211,327.60

Finding the Fourth Proportional to 55,163,466.80, 82,745,200.20 and 49,211,327.60

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Solution

The fourth proportional to 55,163,466.80, 82,745,200.20 and 49,211,327.60 is: 73,816,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,163,466.80 : 82,745,200.20 = 49,211,327.60 : x
  2. Step 2: Convert to fraction form
    55,163,466.80/82,745,200.20 = 49,211,327.60/x
  3. Step 3: Cross multiply
    55,163,466.80x = 82,745,200.20 × 49,211,327.60
  4. Step 4: Simplify right side
    55,163,466.80x = 4,072,001,154,369,786
  5. Step 5: Solve for x
    x = 4,072,001,154,369,786/55,163,466.80
  6. Step 6: Final answer
    x = 73,816,991.40

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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.