Home / 56,530,890.20-84,796,335.30-47,283,816.80

Finding the Fourth Proportional to 56,530,890.20, 84,796,335.30 and 47,283,816.80

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Solution

The fourth proportional to 56,530,890.20, 84,796,335.30 and 47,283,816.80 is: 70,925,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,530,890.20 : 84,796,335.30 = 47,283,816.80 : x
  2. Step 2: Convert to fraction form
    56,530,890.20/84,796,335.30 = 47,283,816.80/x
  3. Step 3: Cross multiply
    56,530,890.20x = 84,796,335.30 × 47,283,816.80
  4. Step 4: Simplify right side
    56,530,890.20x = 4,009,494,383,636,572.50
  5. Step 5: Solve for x
    x = 4,009,494,383,636,572.50/56,530,890.20
  6. Step 6: Final answer
    x = 70,925,725.20

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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.