Home / 55,097,782.80-82,646,674.20-49,145,643.60

Finding the Fourth Proportional to 55,097,782.80, 82,646,674.20 and 49,145,643.60

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Solution

The fourth proportional to 55,097,782.80, 82,646,674.20 and 49,145,643.60 is: 73,718,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,097,782.80 : 82,646,674.20 = 49,145,643.60 : x
  2. Step 2: Convert to fraction form
    55,097,782.80/82,646,674.20 = 49,145,643.60/x
  3. Step 3: Cross multiply
    55,097,782.80x = 82,646,674.20 × 49,145,643.60
  4. Step 4: Simplify right side
    55,097,782.80x = 4,061,723,994,958,515.50
  5. Step 5: Solve for x
    x = 4,061,723,994,958,515.50/55,097,782.80
  6. Step 6: Final answer
    x = 73,718,465.40

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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.