Home / 99,667,153.20-149,500,729.80-58,684,522.80

Finding the Fourth Proportional to 99,667,153.20, 149,500,729.80 and 58,684,522.80

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Solution

The fourth proportional to 99,667,153.20, 149,500,729.80 and 58,684,522.80 is: 88,026,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,667,153.20 : 149,500,729.80 = 58,684,522.80 : x
  2. Step 2: Convert to fraction form
    99,667,153.20/149,500,729.80 = 58,684,522.80/x
  3. Step 3: Cross multiply
    99,667,153.20x = 149,500,729.80 × 58,684,522.80
  4. Step 4: Simplify right side
    99,667,153.20x = 8,773,378,986,564,740
  5. Step 5: Solve for x
    x = 8,773,378,986,564,740/99,667,153.20
  6. Step 6: Final answer
    x = 88,026,784.20

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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.