Home / 89,563,846.80-123,636,244.59-60,212,203.03

Finding the Fourth Proportional to 89,563,846.80, 123,636,244.59 and 60,212,203.03

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Solution

The fourth proportional to 89,563,846.80, 123,636,244.59 and 60,212,203.03 is: 83,118,478.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,563,846.80 : 123,636,244.59 = 60,212,203.03 : x
  2. Step 2: Convert to fraction form
    89,563,846.80/123,636,244.59 = 60,212,203.03/x
  3. Step 3: Cross multiply
    89,563,846.80x = 123,636,244.59 × 60,212,203.03
  4. Step 4: Simplify right side
    89,563,846.80x = 7,444,410,661,274,365
  5. Step 5: Solve for x
    x = 7,444,410,661,274,365/89,563,846.80
  6. Step 6: Final answer
    x = 83,118,478.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.