Home / 57,947,042,908.80-86,920,564,363.20-28,560,481,372.80

Finding the Fourth Proportional to 57,947,042,908.80, 86,920,564,363.20 and 28,560,481,372.80

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Solution

The fourth proportional to 57,947,042,908.80, 86,920,564,363.20 and 28,560,481,372.80 is: 42,840,722,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,947,042,908.80 : 86,920,564,363.20 = 28,560,481,372.80 : x
  2. Step 2: Convert to fraction form
    57,947,042,908.80/86,920,564,363.20 = 28,560,481,372.80/x
  3. Step 3: Cross multiply
    57,947,042,908.80x = 86,920,564,363.20 × 28,560,481,372.80
  4. Step 4: Simplify right side
    57,947,042,908.80x = 2,482,493,159,408,437,035,008
  5. Step 5: Solve for x
    x = 2,482,493,159,408,437,035,008/57,947,042,908.80
  6. Step 6: Final answer
    x = 42,840,722,059.20

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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.