Home / 305,534,121,030.72-418,583,778,807.98-294,082,469,749.44

Finding the Fourth Proportional to 305,534,121,030.72, 418,583,778,807.98 and 294,082,469,749.44

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Solution

The fourth proportional to 305,534,121,030.72, 418,583,778,807.98 and 294,082,469,749.44 is: 402,894,940,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,534,121,030.72 : 418,583,778,807.98 = 294,082,469,749.44 : x
  2. Step 2: Convert to fraction form
    305,534,121,030.72/418,583,778,807.98 = 294,082,469,749.44/x
  3. Step 3: Cross multiply
    305,534,121,030.72x = 418,583,778,807.98 × 294,082,469,749.44
  4. Step 4: Simplify right side
    305,534,121,030.72x = 123,098,151,468,904,057,143,296
  5. Step 5: Solve for x
    x = 123,098,151,468,904,057,143,296/305,534,121,030.72
  6. Step 6: Final answer
    x = 402,894,940,354.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.