Home / 570,529,631.62-855,656,709.09-238,357,159.30

Finding the Fourth Proportional to 570,529,631.62, 855,656,709.09 and 238,357,159.30

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Solution

The fourth proportional to 570,529,631.62, 855,656,709.09 and 238,357,159.30 is: 357,478,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,529,631.62 : 855,656,709.09 = 238,357,159.30 : x
  2. Step 2: Convert to fraction form
    570,529,631.62/855,656,709.09 = 238,357,159.30/x
  3. Step 3: Cross multiply
    570,529,631.62x = 855,656,709.09 × 238,357,159.30
  4. Step 4: Simplify right side
    570,529,631.62x = 203,951,902,514,678,912
  5. Step 5: Solve for x
    x = 203,951,902,514,678,912/570,529,631.62
  6. Step 6: Final answer
    x = 357,478,194.31

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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.