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Finding the Fourth Proportional to 99,667,075.35, 149,500,613.03 and 99,667,075.35

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Solution

The fourth proportional to 99,667,075.35, 149,500,613.03 and 99,667,075.35 is: 149,500,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,667,075.35 : 149,500,613.03 = 99,667,075.35 : x
  2. Step 2: Convert to fraction form
    99,667,075.35/149,500,613.03 = 99,667,075.35/x
  3. Step 3: Cross multiply
    99,667,075.35x = 149,500,613.03 × 99,667,075.35
  4. Step 4: Simplify right side
    99,667,075.35x = 14,900,288,863,233,866
  5. Step 5: Solve for x
    x = 14,900,288,863,233,866/99,667,075.35
  6. Step 6: Final answer
    x = 149,500,613.03

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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.