Home / 356,082,866.90-533,972,959.61-145,848,614.73

Finding the Fourth Proportional to 356,082,866.90, 533,972,959.61 and 145,848,614.73

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Solution

The fourth proportional to 356,082,866.90, 533,972,959.61 and 145,848,614.73 is: 218,710,934.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,082,866.90 : 533,972,959.61 = 145,848,614.73 : x
  2. Step 2: Convert to fraction form
    356,082,866.90/533,972,959.61 = 145,848,614.73/x
  3. Step 3: Cross multiply
    356,082,866.90x = 533,972,959.61 × 145,848,614.73
  4. Step 4: Simplify right side
    356,082,866.90x = 77,879,216,463,488,608
  5. Step 5: Solve for x
    x = 77,879,216,463,488,608/356,082,866.90
  6. Step 6: Final answer
    x = 218,710,934.17

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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.