Home / 8,084,515,622.40-12,125,639,692.80-2,564,331,667.20

Finding the Fourth Proportional to 8,084,515,622.40, 12,125,639,692.80 and 2,564,331,667.20

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Solution

The fourth proportional to 8,084,515,622.40, 12,125,639,692.80 and 2,564,331,667.20 is: 3,846,137,888.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,515,622.40 : 12,125,639,692.80 = 2,564,331,667.20 : x
  2. Step 2: Convert to fraction form
    8,084,515,622.40/12,125,639,692.80 = 2,564,331,667.20/x
  3. Step 3: Cross multiply
    8,084,515,622.40x = 12,125,639,692.80 × 2,564,331,667.20
  4. Step 4: Simplify right side
    8,084,515,622.40x = 31,094,161,849,304,313,856
  5. Step 5: Solve for x
    x = 31,094,161,849,304,313,856/8,084,515,622.40
  6. Step 6: Final answer
    x = 3,846,137,888.97

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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.