Home / 103,328,840.92-154,993,261.61-42,744,566.92

Finding the Fourth Proportional to 103,328,840.92, 154,993,261.61 and 42,744,566.92

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Solution

The fourth proportional to 103,328,840.92, 154,993,261.61 and 42,744,566.92 is: 64,116,850.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,328,840.92 : 154,993,261.61 = 42,744,566.92 : x
  2. Step 2: Convert to fraction form
    103,328,840.92/154,993,261.61 = 42,744,566.92/x
  3. Step 3: Cross multiply
    103,328,840.92x = 154,993,261.61 × 42,744,566.92
  4. Step 4: Simplify right side
    103,328,840.92x = 6,625,119,843,037,713
  5. Step 5: Solve for x
    x = 6,625,119,843,037,713/103,328,840.92
  6. Step 6: Final answer
    x = 64,116,850.48

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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.