Home / 71,289,327.92-106,916,870-32,913,970.88

Finding the Fourth Proportional to 71,289,327.92, 106,916,870 and 32,913,970.88

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Solution

The fourth proportional to 71,289,327.92, 106,916,870 and 32,913,970.88 is: 49,363,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,289,327.92 : 106,916,870 = 32,913,970.88 : x
  2. Step 2: Convert to fraction form
    71,289,327.92/106,916,870 = 32,913,970.88/x
  3. Step 3: Cross multiply
    71,289,327.92x = 106,916,870 × 32,913,970.88
  4. Step 4: Simplify right side
    71,289,327.92x = 3,519,058,745,760,745.50
  5. Step 5: Solve for x
    x = 3,519,058,745,760,745.50/71,289,327.92
  6. Step 6: Final answer
    x = 49,363,051.22

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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.