Home / 234,545,593.12-323,677,198-128,704,468.64

Finding the Fourth Proportional to 234,545,593.12, 323,677,198 and 128,704,468.64

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Solution

The fourth proportional to 234,545,593.12, 323,677,198 and 128,704,468.64 is: 177,614,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,545,593.12 : 323,677,198 = 128,704,468.64 : x
  2. Step 2: Convert to fraction form
    234,545,593.12/323,677,198 = 128,704,468.64/x
  3. Step 3: Cross multiply
    234,545,593.12x = 323,677,198 × 128,704,468.64
  4. Step 4: Simplify right side
    234,545,593.12x = 41,658,701,779,474,072
  5. Step 5: Solve for x
    x = 41,658,701,779,474,072/234,545,593.12
  6. Step 6: Final answer
    x = 177,614,515.05

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1.5x scale

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.