Home / 1,675,243,361.80-2,512,865,042.70-448,411,813.30

Finding the Fourth Proportional to 1,675,243,361.80, 2,512,865,042.70 and 448,411,813.30

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Solution

The fourth proportional to 1,675,243,361.80, 2,512,865,042.70 and 448,411,813.30 is: 672,617,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,243,361.80 : 2,512,865,042.70 = 448,411,813.30 : x
  2. Step 2: Convert to fraction form
    1,675,243,361.80/2,512,865,042.70 = 448,411,813.30/x
  3. Step 3: Cross multiply
    1,675,243,361.80x = 2,512,865,042.70 × 448,411,813.30
  4. Step 4: Simplify right side
    1,675,243,361.80x = 1,126,798,370,375,288,832
  5. Step 5: Solve for x
    x = 1,126,798,370,375,288,832/1,675,243,361.80
  6. Step 6: Final answer
    x = 672,617,719.95

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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.