Home / 133,631,071.72-200,476,432.86-42,760,113.64

Finding the Fourth Proportional to 133,631,071.72, 200,476,432.86 and 42,760,113.64

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Solution

The fourth proportional to 133,631,071.72, 200,476,432.86 and 42,760,113.64 is: 64,149,714.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,631,071.72 : 200,476,432.86 = 42,760,113.64 : x
  2. Step 2: Convert to fraction form
    133,631,071.72/200,476,432.86 = 42,760,113.64/x
  3. Step 3: Cross multiply
    133,631,071.72x = 200,476,432.86 × 42,760,113.64
  4. Step 4: Simplify right side
    133,631,071.72x = 8,572,395,051,235,431
  5. Step 5: Solve for x
    x = 8,572,395,051,235,431/133,631,071.72
  6. Step 6: Final answer
    x = 64,149,714.14

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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.