Home / 178,700,743.62-246,580,157.88-100,369,290.24

Finding the Fourth Proportional to 178,700,743.62, 246,580,157.88 and 100,369,290.24

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Solution

The fourth proportional to 178,700,743.62, 246,580,157.88 and 100,369,290.24 is: 138,494,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,700,743.62 : 246,580,157.88 = 100,369,290.24 : x
  2. Step 2: Convert to fraction form
    178,700,743.62/246,580,157.88 = 100,369,290.24/x
  3. Step 3: Cross multiply
    178,700,743.62x = 246,580,157.88 × 100,369,290.24
  4. Step 4: Simplify right side
    178,700,743.62x = 24,749,075,433,682,740
  5. Step 5: Solve for x
    x = 24,749,075,433,682,740/178,700,743.62
  6. Step 6: Final answer
    x = 138,494,529.64

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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.