Home / 8,135,893,791.45-12,205,412,300.09-3,093,358,184.35

Finding the Fourth Proportional to 8,135,893,791.45, 12,205,412,300.09 and 3,093,358,184.35

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Solution

The fourth proportional to 8,135,893,791.45, 12,205,412,300.09 and 3,093,358,184.35 is: 4,640,634,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135,893,791.45 : 12,205,412,300.09 = 3,093,358,184.35 : x
  2. Step 2: Convert to fraction form
    8,135,893,791.45/12,205,412,300.09 = 3,093,358,184.35/x
  3. Step 3: Cross multiply
    8,135,893,791.45x = 12,205,412,300.09 × 3,093,358,184.35
  4. Step 4: Simplify right side
    8,135,893,791.45x = 37,755,712,031,828,328,448
  5. Step 5: Solve for x
    x = 37,755,712,031,828,328,448/8,135,893,791.45
  6. Step 6: Final answer
    x = 4,640,634,821.40

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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.