Home / 418,190,735.52-627,217,927.08-123,016,823.64

Finding the Fourth Proportional to 418,190,735.52, 627,217,927.08 and 123,016,823.64

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Solution

The fourth proportional to 418,190,735.52, 627,217,927.08 and 123,016,823.64 is: 184,505,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,190,735.52 : 627,217,927.08 = 123,016,823.64 : x
  2. Step 2: Convert to fraction form
    418,190,735.52/627,217,927.08 = 123,016,823.64/x
  3. Step 3: Cross multiply
    418,190,735.52x = 627,217,927.08 × 123,016,823.64
  4. Step 4: Simplify right side
    418,190,735.52x = 77,158,357,119,446,752
  5. Step 5: Solve for x
    x = 77,158,357,119,446,752/418,190,735.52
  6. Step 6: Final answer
    x = 184,505,180.45

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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.