Home / 54,434,080.80-81,462,164.40-49,899,117.60

Finding the Fourth Proportional to 54,434,080.80, 81,462,164.40 and 49,899,117.60

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Solution

The fourth proportional to 54,434,080.80, 81,462,164.40 and 49,899,117.60 is: 74,675,461.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,080.80 : 81,462,164.40 = 49,899,117.60 : x
  2. Step 2: Convert to fraction form
    54,434,080.80/81,462,164.40 = 49,899,117.60/x
  3. Step 3: Cross multiply
    54,434,080.80x = 81,462,164.40 × 49,899,117.60
  4. Step 4: Simplify right side
    54,434,080.80x = 4,064,890,121,346,134
  5. Step 5: Solve for x
    x = 4,064,890,121,346,134/54,434,080.80
  6. Step 6: Final answer
    x = 74,675,461.80

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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.