Home / 55,133,692.80-82,700,539.20-54,283,387.20

Finding the Fourth Proportional to 55,133,692.80, 82,700,539.20 and 54,283,387.20

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Solution

The fourth proportional to 55,133,692.80, 82,700,539.20 and 54,283,387.20 is: 81,425,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133,692.80 : 82,700,539.20 = 54,283,387.20 : x
  2. Step 2: Convert to fraction form
    55,133,692.80/82,700,539.20 = 54,283,387.20/x
  3. Step 3: Cross multiply
    55,133,692.80x = 82,700,539.20 × 54,283,387.20
  4. Step 4: Simplify right side
    55,133,692.80x = 4,489,265,391,042,378.50
  5. Step 5: Solve for x
    x = 4,489,265,391,042,378.50/55,133,692.80
  6. Step 6: Final answer
    x = 81,425,080.80

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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.