Home / 356,616,000.70-534,924,001.05-231,780,509.80

Finding the Fourth Proportional to 356,616,000.70, 534,924,001.05 and 231,780,509.80

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Solution

The fourth proportional to 356,616,000.70, 534,924,001.05 and 231,780,509.80 is: 347,670,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,616,000.70 : 534,924,001.05 = 231,780,509.80 : x
  2. Step 2: Convert to fraction form
    356,616,000.70/534,924,001.05 = 231,780,509.80/x
  3. Step 3: Cross multiply
    356,616,000.70x = 534,924,001.05 × 231,780,509.80
  4. Step 4: Simplify right side
    356,616,000.70x = 123,984,957,667,624,752
  5. Step 5: Solve for x
    x = 123,984,957,667,624,752/356,616,000.70
  6. Step 6: Final answer
    x = 347,670,764.70

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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.