Home / 66,264,975.52-99,408,233.54-19,583,198.08

Finding the Fourth Proportional to 66,264,975.52, 99,408,233.54 and 19,583,198.08

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Solution

The fourth proportional to 66,264,975.52, 99,408,233.54 and 19,583,198.08 is: 29,377,980.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,264,975.52 : 99,408,233.54 = 19,583,198.08 : x
  2. Step 2: Convert to fraction form
    66,264,975.52/99,408,233.54 = 19,583,198.08/x
  3. Step 3: Cross multiply
    66,264,975.52x = 99,408,233.54 × 19,583,198.08
  4. Step 4: Simplify right side
    66,264,975.52x = 1,946,731,127,997,157.25
  5. Step 5: Solve for x
    x = 1,946,731,127,997,157.25/66,264,975.52
  6. Step 6: Final answer
    x = 29,377,980.04

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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.